20406670

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18059}}^1$

素因数の和:18179

約数の個数: 16

約数和(自身を含む): 37059120

約数和(自身を除く): 16652450

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 18059, 36118, 90295, 180590, 2040667, 4081334, 10203335, 20406670]

約数ペア:

[(1, 20406670), (2, 10203335), (5, 4081334), (10, 2040667), (113, 180590), (226, 90295), (565, 36118), (1130, 18059)]