220172986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{232741}}^1$

素因数の和:232797

約数の個数: 16

約数和(自身を含む): 368663328

約数和(自身を除く): 148490342

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 232741, 465482, 2560151, 5120302, 10007863, 20015726, 110086493, 220172986]

約数ペア:

[(1, 220172986), (2, 110086493), (11, 20015726), (22, 10007863), (43, 5120302), (86, 2560151), (473, 465482), (946, 232741)]