20642732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{469153}}^1$

素因数の和:469168

約数の個数: 12

約数和(自身を含む): 39408936

約数和(自身を除く): 18766204

約数列:

[1, 2, 4, 11, 22, 44, 469153, 938306, 1876612, 5160683, 10321366, 20642732]

約数ペア:

[(1, 20642732), (2, 10321366), (4, 5160683), (11, 1876612), (22, 938306), (44, 469153)]