209898370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1908167}}^1$

素因数の和:1908185

約数の個数: 16

約数和(自身を含む): 412164288

約数和(自身を除く): 202265918

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1908167, 3816334, 9540835, 19081670, 20989837, 41979674, 104949185, 209898370]

約数ペア:

[(1, 209898370), (2, 104949185), (5, 41979674), (10, 20989837), (11, 19081670), (22, 9540835), (55, 3816334), (110, 1908167)]