2011180820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9141731}}^1$

素因数の和:9141751

約数の個数: 24

約数和(自身を含む): 4607432928

約数和(自身を除く): 2596252108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9141731, 18283462, 36566924, 45708655, 91417310, 100559041, 182834620, 201118082, 402236164, 502795205, 1005590410, 2011180820]

約数ペア:

[(1, 2011180820), (2, 1005590410), (4, 502795205), (5, 402236164), (10, 201118082), (11, 182834620), (20, 100559041), (22, 91417310), (44, 45708655), (55, 36566924), (110, 18283462), (220, 9141731)]