18800078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{14009}}^1$

素因数の和:14083

約数の個数: 16

約数和(自身を含む): 31270320

約数和(自身を除く): 12470242

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 14009, 28018, 154099, 308198, 854549, 1709098, 9400039, 18800078]

約数ペア:

[(1, 18800078), (2, 9400039), (11, 1709098), (22, 854549), (61, 308198), (122, 154099), (671, 28018), (1342, 14009)]