18959828

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2707}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 35485632

約数和(自身を除く): 16525804

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 412, 1751, 2707, 3502, 5414, 7004, 10828, 46019, 92038, 184076, 278821, 557642, 1115284, 4739957, 9479914, 18959828]

約数ペア:

[(1, 18959828), (2, 9479914), (4, 4739957), (17, 1115284), (34, 557642), (68, 278821), (103, 184076), (206, 92038), (412, 46019), (1751, 10828), (2707, 7004), (3502, 5414)]