25688912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{84503}}^1$

素因数の和:84530

約数の個数: 20

約数和(自身を含む): 52392480

約数和(自身を除く): 26703568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 84503, 169006, 338012, 676024, 1352048, 1605557, 3211114, 6422228, 12844456, 25688912]

約数ペア:

[(1, 25688912), (2, 12844456), (4, 6422228), (8, 3211114), (16, 1605557), (19, 1352048), (38, 676024), (76, 338012), (152, 169006), (304, 84503)]