20186275

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 26057360

約数和(自身を除く): 5871085

約数列:

[1, 5, 25, 37, 139, 157, 185, 695, 785, 925, 3475, 3925, 5143, 5809, 21823, 25715, 29045, 109115, 128575, 145225, 545575, 807451, 4037255, 20186275]

約数ペア:

[(1, 20186275), (5, 4037255), (25, 807451), (37, 545575), (139, 145225), (157, 128575), (185, 109115), (695, 29045), (785, 25715), (925, 21823), (3475, 5809), (3925, 5143)]