20486356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{997}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 39233376

約数和(自身を除く): 18747020

約数列:

[1, 2, 4, 11, 22, 44, 467, 934, 997, 1868, 1994, 3988, 5137, 10274, 10967, 20548, 21934, 43868, 465599, 931198, 1862396, 5121589, 10243178, 20486356]

約数ペア:

[(1, 20486356), (2, 10243178), (4, 5121589), (11, 1862396), (22, 931198), (44, 465599), (467, 43868), (934, 21934), (997, 20548), (1868, 10967), (1994, 10274), (3988, 5137)]