1640331484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1962119}}^1$

素因数の和:1962153

約数の個数: 24

約数和(自身を含む): 3296361600

約数和(自身を除く): 1656030116

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1962119, 3924238, 7848476, 21583309, 37280261, 43166618, 74560522, 86333236, 149121044, 410082871, 820165742, 1640331484]

約数ペア:

[(1, 1640331484), (2, 820165742), (4, 410082871), (11, 149121044), (19, 86333236), (22, 74560522), (38, 43166618), (44, 37280261), (76, 21583309), (209, 7848476), (418, 3924238), (836, 1962119)]