18439265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9151}}^1$

素因数の和:9200

約数の個数: 16

約数和(自身を含む): 24600576

約数和(自身を除く): 6161311

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 9151, 45755, 118963, 283681, 594815, 1418405, 3687853, 18439265]

約数ペア:

[(1, 18439265), (5, 3687853), (13, 1418405), (31, 594815), (65, 283681), (155, 118963), (403, 45755), (2015, 9151)]