18143047

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 20123712

約数和(自身を除く): 1980665

約数列:

[1, 13, 61, 137, 167, 793, 1781, 2171, 8357, 10187, 22879, 108641, 132431, 297427, 1395619, 18143047]

約数ペア:

[(1, 18143047), (13, 1395619), (61, 297427), (137, 132431), (167, 108641), (793, 22879), (1781, 10187), (2171, 8357)]