20215522838

素因数分解:

$2^1\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{1010473}}^1$

素因数の和:1011911

約数の個数: 16

約数和(自身を含む): 34679467680

約数和(自身を除く): 14463944842

約数列:

[1, 2, 7, 14, 1429, 2858, 10003, 20006, 1010473, 2020946, 7073311, 14146622, 1443965917, 2887931834, 10107761419, 20215522838]

約数ペア:

[(1, 20215522838), (2, 10107761419), (7, 2887931834), (14, 1443965917), (1429, 14146622), (2858, 7073311), (10003, 2020946), (20006, 1010473)]