20161681804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{458220041}}^1$

素因数の和:458220056

約数の個数: 12

約数和(自身を含む): 38490483528

約数和(自身を除く): 18328801724

約数列:

[1, 2, 4, 11, 22, 44, 458220041, 916440082, 1832880164, 5040420451, 10080840902, 20161681804]

約数ペア:

[(1, 20161681804), (2, 10080840902), (4, 5040420451), (11, 1832880164), (22, 916440082), (44, 458220041)]