20113794020

素因数分解:

$2^2\times 5^1\times {\mathrm{1005689701}}^1$

素因数の和:1005689710

約数の個数: 12

約数和(自身を含む): 42238967484

約数和(自身を除く): 22125173464

約数列:

[1, 2, 4, 5, 10, 20, 1005689701, 2011379402, 4022758804, 5028448505, 10056897010, 20113794020]

約数ペア:

[(1, 20113794020), (2, 10056897010), (4, 5028448505), (5, 4022758804), (10, 2011379402), (20, 1005689701)]