20957530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190523}}^1$

素因数の和:190541

約数の個数: 16

約数和(自身を含む): 41153184

約数和(自身を除く): 20195654

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190523, 381046, 952615, 1905230, 2095753, 4191506, 10478765, 20957530]

約数ペア:

[(1, 20957530), (2, 10478765), (5, 4191506), (10, 2095753), (11, 1905230), (22, 952615), (55, 381046), (110, 190523)]