20163695620

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7359013}}^1$

素因数の和:7359159

約数の個数: 24

約数和(自身を含む): 42652845144

約数和(自身を除く): 22489149524

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 7359013, 14718026, 29436052, 36795065, 73590130, 147180260, 1008184781, 2016369562, 4032739124, 5040923905, 10081847810, 20163695620]

約数ペア:

[(1, 20163695620), (2, 10081847810), (4, 5040923905), (5, 4032739124), (10, 2016369562), (20, 1008184781), (137, 147180260), (274, 73590130), (548, 36795065), (685, 29436052), (1370, 14718026), (2740, 7359013)]