20201621881

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{54451811}}^1$

素因数の和:54451871

約数の個数: 8

約数和(自身を含む): 23523182784

約数和(自身を除く): 3321560903

約数列:

[1, 7, 53, 371, 54451811, 381162677, 2885945983, 20201621881]

約数ペア:

[(1, 20201621881), (7, 2885945983), (53, 381162677), (371, 54451811)]