812757418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1999}}^1\times {\mathrm{18481}}^1$

素因数の和:20493

約数の個数: 16

約数和(自身を含む): 1330704000

約数和(自身を除く): 517946582

約数列:

[1, 2, 11, 22, 1999, 3998, 18481, 21989, 36962, 43978, 203291, 406582, 36943519, 73887038, 406378709, 812757418]

約数ペア:

[(1, 812757418), (2, 406378709), (11, 73887038), (22, 36943519), (1999, 406582), (3998, 203291), (18481, 43978), (21989, 36962)]