That is correct, according to the Samsung homepage:

1 12MP Ultra Wide Camera
Super Speed Dual Pixel AF
Pixel size: 1.4μm
FOV: 120˚
F.No (aperture): F2.2

2 108MP Wide-angle Camera
PDAF, OIS
Pixel size: 0.8μm (12MP 2.4μm)
FOV: 83˚
F.No (aperture): F1.8
1/1.33" image sensor size

3 10MP Telephoto Camera
Dual Pixel AF
Pixel size: 1.22μm
FOV: 35˚
F.No (aperture): F2.4

4 10MP Telephoto Camera
Dual Pixel AF
Pixel size: 1.22μm
FOV: 10˚
F.No (aperture): F4.9

Or here:
https://www.gsmarena.com/samsung_ga...

f=8 is probably a printing error

Greetings