99837620

素因数分解:

$2^2\times 5^1\times {\mathrm{4991881}}^1$

素因数の和:4991890

約数の個数: 12

約数和(自身を含む): 209659044

約数和(自身を除く): 109821424

約数列:

[1, 2, 4, 5, 10, 20, 4991881, 9983762, 19967524, 24959405, 49918810, 99837620]

約数ペア:

[(1, 99837620), (2, 49918810), (4, 24959405), (5, 19967524), (10, 9983762), (20, 4991881)]