20216647577

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{4603}}^1\times {\mathrm{33023}}^1$

素因数の和:37652

約数の個数: 16

約数和(自身を含む): 24326799360

約数和(自身を除く): 4110151783

約数列:

[1, 7, 19, 133, 4603, 32221, 33023, 87457, 231161, 612199, 627437, 4392059, 152004869, 1064034083, 2888092511, 20216647577]

約数ペア:

[(1, 20216647577), (7, 2888092511), (19, 1064034083), (133, 152004869), (4603, 4392059), (32221, 627437), (33023, 612199), (87457, 231161)]