20695844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1181}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 39152568

約数和(自身を除く): 18456724

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 1181, 1348, 2362, 4381, 4724, 8762, 15353, 17524, 30706, 61412, 397997, 795994, 1591988, 5173961, 10347922, 20695844]

約数ペア:

[(1, 20695844), (2, 10347922), (4, 5173961), (13, 1591988), (26, 795994), (52, 397997), (337, 61412), (674, 30706), (1181, 17524), (1348, 15353), (2362, 8762), (4381, 4724)]