20042757

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3833}}^1$

素因数の和:3929

約数の個数: 24

約数和(自身を含む): 33493824

約数和(自身を除く): 13451067

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 3833, 5229, 11499, 26831, 34497, 80493, 241479, 318139, 954417, 2226973, 2863251, 6680919, 20042757]

約数ペア:

[(1, 20042757), (3, 6680919), (7, 2863251), (9, 2226973), (21, 954417), (63, 318139), (83, 241479), (249, 80493), (581, 34497), (747, 26831), (1743, 11499), (3833, 5229)]