19694338

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1$

素因数の和:1653

約数の個数: 16

約数和(自身を含む): 30321720

約数和(自身を除く): 10627382

約数列:

[1, 2, 61, 109, 122, 218, 1481, 2962, 6649, 13298, 90341, 161429, 180682, 322858, 9847169, 19694338]

約数ペア:

[(1, 19694338), (2, 9847169), (61, 322858), (109, 180682), (122, 161429), (218, 90341), (1481, 13298), (2962, 6649)]