18123897

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2137}}^1$

素因数の和:2408

約数の個数: 16

約数和(自身を含む): 26476992

約数和(自身を除く): 8353095

約数列:

[1, 3, 11, 33, 257, 771, 2137, 2827, 6411, 8481, 23507, 70521, 549209, 1647627, 6041299, 18123897]

約数ペア:

[(1, 18123897), (3, 6041299), (11, 1647627), (33, 549209), (257, 70521), (771, 23507), (2137, 8481), (2827, 6411)]