205804912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{313727}}^1$

素因数の和:313776

約数の個数: 20

約数和(自身を含む): 408473856

約数和(自身を除く): 202668944

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 313727, 627454, 1254908, 2509816, 5019632, 12862807, 25725614, 51451228, 102902456, 205804912]

約数ペア:

[(1, 205804912), (2, 102902456), (4, 51451228), (8, 25725614), (16, 12862807), (41, 5019632), (82, 2509816), (164, 1254908), (328, 627454), (656, 313727)]