18406715

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 4575685

約数列:

[1, 5, 31, 149, 155, 745, 797, 3985, 4619, 23095, 24707, 118753, 123535, 593765, 3681343, 18406715]

約数ペア:

[(1, 18406715), (5, 3681343), (31, 593765), (149, 123535), (155, 118753), (745, 24707), (797, 23095), (3985, 4619)]