18209774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1672

約数の個数: 24

約数和(自身を含む): 30681504

約数和(自身を除く): 12471730

約数列:

[1, 2, 11, 22, 47, 94, 121, 242, 517, 1034, 1601, 3202, 5687, 11374, 17611, 35222, 75247, 150494, 193721, 387442, 827717, 1655434, 9104887, 18209774]

約数ペア:

[(1, 18209774), (2, 9104887), (11, 1655434), (22, 827717), (47, 387442), (94, 193721), (121, 150494), (242, 75247), (517, 35222), (1034, 17611), (1601, 11374), (3202, 5687)]