20975677

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 22901760

約数和(自身を除く): 1926083

約数列:

[1, 19, 47, 83, 283, 893, 1577, 3901, 5377, 13301, 23489, 74119, 252719, 446291, 1103983, 20975677]

約数ペア:

[(1, 20975677), (19, 1103983), (47, 446291), (83, 252719), (283, 74119), (893, 23489), (1577, 13301), (3901, 5377)]