18921862

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{1049}}^1$

素因数の和:1391

約数の個数: 16

約数和(自身を含む): 29484000

約数和(自身を除く): 10562138

約数列:

[1, 2, 29, 58, 311, 622, 1049, 2098, 9019, 18038, 30421, 60842, 326239, 652478, 9460931, 18921862]

約数ペア:

[(1, 18921862), (2, 9460931), (29, 652478), (58, 326239), (311, 60842), (622, 30421), (1049, 18038), (2098, 9019)]