2011919791

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1\times {\mathrm{20543}}^1$

素因数の和:21390

約数の個数: 16

約数和(自身を含む): 2437668864

約数和(自身を除く): 425749073

約数列:

[1, 7, 17, 119, 823, 5761, 13991, 20543, 97937, 143801, 349231, 2444617, 16906889, 118348223, 287417113, 2011919791]

約数ペア:

[(1, 2011919791), (7, 287417113), (17, 118348223), (119, 16906889), (823, 2444617), (5761, 349231), (13991, 143801), (20543, 97937)]