18580315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9221}}^1$

素因数の和:9270

約数の個数: 16

約数和(自身を含む): 24788736

約数和(自身を除く): 6208421

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 9221, 46105, 119873, 285851, 599365, 1429255, 3716063, 18580315]

約数ペア:

[(1, 18580315), (5, 3716063), (13, 1429255), (31, 599365), (65, 285851), (155, 119873), (403, 46105), (2015, 9221)]