20121490211

素因数分解:

${\mathrm{47}}^1\times {\mathrm{971}}^1\times {\mathrm{440903}}^1$

素因数の和:441921

約数の個数: 8

約数和(自身を含む): 20570817024

約数和(自身を除く): 449326813

約数列:

[1, 47, 971, 45637, 440903, 20722441, 428116813, 20121490211]

約数ペア:

[(1, 20121490211), (47, 428116813), (971, 20722441), (45637, 440903)]