18229718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3917}}^1$

素因数の和:4111

約数の個数: 16

約数和(自身を含む): 29620080

約数和(自身を除く): 11390362

約数列:

[1, 2, 13, 26, 179, 358, 2327, 3917, 4654, 7834, 50921, 101842, 701143, 1402286, 9114859, 18229718]

約数ペア:

[(1, 18229718), (2, 9114859), (13, 1402286), (26, 701143), (179, 101842), (358, 50921), (2327, 7834), (3917, 4654)]