20053873

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1308

約数の個数: 16

約数和(自身を含む): 24330240

約数和(自身を除く): 4276367

約数列:

[1, 7, 19, 131, 133, 917, 1151, 2489, 8057, 17423, 21869, 150781, 153083, 1055467, 2864839, 20053873]

約数ペア:

[(1, 20053873), (7, 2864839), (19, 1055467), (131, 153083), (133, 150781), (917, 21869), (1151, 17423), (2489, 8057)]