20906472010

素因数分解:

$2^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1851769}}^1$

素因数の和:1852905

約数の個数: 16

約数和(自身を含む): 37665001800

約数和(自身を除く): 16758529790

約数列:

[1, 2, 5, 10, 1129, 2258, 5645, 11290, 1851769, 3703538, 9258845, 18517690, 2090647201, 4181294402, 10453236005, 20906472010]

約数ペア:

[(1, 20906472010), (2, 10453236005), (5, 4181294402), (10, 2090647201), (1129, 18517690), (2258, 9258845), (5645, 3703538), (11290, 1851769)]