15691406020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19135861}}^1$

素因数の和:19135911

約数の個数: 24

約数和(自身を含む): 33755660568

約数和(自身を除く): 18064254548

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 19135861, 38271722, 76543444, 95679305, 191358610, 382717220, 784570301, 1569140602, 3138281204, 3922851505, 7845703010, 15691406020]

約数ペア:

[(1, 15691406020), (2, 7845703010), (4, 3922851505), (5, 3138281204), (10, 1569140602), (20, 784570301), (41, 382717220), (82, 191358610), (164, 95679305), (205, 76543444), (410, 38271722), (820, 19135861)]