20656470010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{187786091}}^1$

素因数の和:187786109

約数の個数: 16

約数和(自身を含む): 40561795872

約数和(自身を除く): 19905325862

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 187786091, 375572182, 938930455, 1877860910, 2065647001, 4131294002, 10328235005, 20656470010]

約数ペア:

[(1, 20656470010), (2, 10328235005), (5, 4131294002), (10, 2065647001), (11, 1877860910), (22, 938930455), (55, 375572182), (110, 187786091)]