20852894

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{1061}}^1$

素因数の和:1411

約数の個数: 16

約数和(自身を含む): 32420736

約数和(自身を除く): 11567842

約数列:

[1, 2, 31, 62, 317, 634, 1061, 2122, 9827, 19654, 32891, 65782, 336337, 672674, 10426447, 20852894]

約数ペア:

[(1, 20852894), (2, 10426447), (31, 672674), (62, 336337), (317, 65782), (634, 32891), (1061, 19654), (2122, 9827)]