20112758428

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4406827}}^1$

素因数の和:4407001

約数の個数: 24

約数和(自身を含む): 40472308352

約数和(自身を除く): 20359549924

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 4406827, 8813654, 17627308, 30847789, 61695578, 123391156, 718312801, 1436625602, 2873251204, 5028189607, 10056379214, 20112758428]

約数ペア:

[(1, 20112758428), (2, 10056379214), (4, 5028189607), (7, 2873251204), (14, 1436625602), (28, 718312801), (163, 123391156), (326, 61695578), (652, 30847789), (1141, 17627308), (2282, 8813654), (4564, 4406827)]