18688586

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 33454080

約数和(自身を除く): 14765494

約数列:

[1, 2, 7, 14, 29, 58, 191, 203, 241, 382, 406, 482, 1337, 1687, 2674, 3374, 5539, 6989, 11078, 13978, 38773, 46031, 48923, 77546, 92062, 97846, 322217, 644434, 1334899, 2669798, 9344293, 18688586]

約数ペア:

[(1, 18688586), (2, 9344293), (7, 2669798), (14, 1334899), (29, 644434), (58, 322217), (191, 97846), (203, 92062), (241, 77546), (382, 48923), (406, 46031), (482, 38773), (1337, 13978), (1687, 11078), (2674, 6989), (3374, 5539)]