20184012820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27275693}}^1$

素因数の和:27275739

約数の個数: 24

約数和(自身を含む): 43532007624

約数和(自身を除く): 23347994804

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27275693, 54551386, 109102772, 136378465, 272756930, 545513860, 1009200641, 2018401282, 4036802564, 5046003205, 10092006410, 20184012820]

約数ペア:

[(1, 20184012820), (2, 10092006410), (4, 5046003205), (5, 4036802564), (10, 2018401282), (20, 1009200641), (37, 545513860), (74, 272756930), (148, 136378465), (185, 109102772), (370, 54551386), (740, 27275693)]