20881526

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:859

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 11051914

約数列:

[1, 2, 71, 142, 307, 479, 614, 958, 21797, 34009, 43594, 68018, 147053, 294106, 10440763, 20881526]

約数ペア:

[(1, 20881526), (2, 10440763), (71, 294106), (142, 147053), (307, 68018), (479, 43594), (614, 34009), (958, 21797)]