20557856

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{58403}}^1$

素因数の和:58424

約数の個数: 24

約数和(自身を含む): 44153424

約数和(自身を除く): 23595568

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 58403, 116806, 233612, 467224, 642433, 934448, 1284866, 1868896, 2569732, 5139464, 10278928, 20557856]

約数ペア:

[(1, 20557856), (2, 10278928), (4, 5139464), (8, 2569732), (11, 1868896), (16, 1284866), (22, 934448), (32, 642433), (44, 467224), (88, 233612), (176, 116806), (352, 58403)]