20039755

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 24897600

約数和(自身を除く): 4857845

約数列:

[1, 5, 37, 149, 185, 727, 745, 3635, 5513, 26899, 27565, 108323, 134495, 541615, 4007951, 20039755]

約数ペア:

[(1, 20039755), (5, 4007951), (37, 541615), (149, 134495), (185, 108323), (727, 27565), (745, 26899), (3635, 5513)]