16802890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4457}}^1$

素因数の和:4506

約数の個数: 32

約数和(自身を含む): 33702480

約数和(自身を除く): 16899590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 4457, 8914, 22285, 44570, 57941, 115882, 129253, 258506, 289705, 579410, 646265, 1292530, 1680289, 3360578, 8401445, 16802890]

約数ペア:

[(1, 16802890), (2, 8401445), (5, 3360578), (10, 1680289), (13, 1292530), (26, 646265), (29, 579410), (58, 289705), (65, 258506), (130, 129253), (145, 115882), (290, 57941), (377, 44570), (754, 22285), (1885, 8914), (3770, 4457)]