20681996722

素因数分解:

$2^1\times {\mathrm{173}}^1\times {\mathrm{2683}}^1\times {\mathrm{22279}}^1$

素因数の和:25137

約数の個数: 16

約数和(自身を含む): 31215349440

約数和(自身を除く): 10533352718

約数列:

[1, 2, 173, 346, 2683, 5366, 22279, 44558, 464159, 928318, 3854267, 7708534, 59774557, 119549114, 10340998361, 20681996722]

約数ペア:

[(1, 20681996722), (2, 10340998361), (173, 119549114), (346, 59774557), (2683, 7708534), (5366, 3854267), (22279, 928318), (44558, 464159)]