18986734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3217}}^1$

素因数の和:3459

約数の個数: 16

約数和(自身を含む): 30815568

約数和(自身を除く): 11828834

約数列:

[1, 2, 13, 26, 227, 454, 2951, 3217, 5902, 6434, 41821, 83642, 730259, 1460518, 9493367, 18986734]

約数ペア:

[(1, 18986734), (2, 9493367), (13, 1460518), (26, 730259), (227, 83642), (454, 41821), (2951, 6434), (3217, 5902)]