20218996225

素因数分解:

$5^2\times {\mathrm{379}}^1\times {\mathrm{443}}^1\times {\mathrm{4817}}^1$

素因数の和:5649

約数の個数: 24

約数和(自身を含む): 25199681760

約数和(自身を除く): 4980685535

約数列:

[1, 5, 25, 379, 443, 1895, 2215, 4817, 9475, 11075, 24085, 120425, 167897, 839485, 1825643, 2133931, 4197425, 9128215, 10669655, 45641075, 53348275, 808759849, 4043799245, 20218996225]

約数ペア:

[(1, 20218996225), (5, 4043799245), (25, 808759849), (379, 53348275), (443, 45641075), (1895, 10669655), (2215, 9128215), (4817, 4197425), (9475, 2133931), (11075, 1825643), (24085, 839485), (120425, 167897)]