20275712

素因数分解:

$2^9\times {\mathrm{199}}^2$

素因数の和:416

約数の個数: 30

約数和(自身を含む): 40716423

約数和(自身を除く): 20440711

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 512, 796, 1592, 3184, 6368, 12736, 25472, 39601, 50944, 79202, 101888, 158404, 316808, 633616, 1267232, 2534464, 5068928, 10137856, 20275712]

約数ペア:

[(1, 20275712), (2, 10137856), (4, 5068928), (8, 2534464), (16, 1267232), (32, 633616), (64, 316808), (128, 158404), (199, 101888), (256, 79202), (398, 50944), (512, 39601), (796, 25472), (1592, 12736), (3184, 6368)]