18818162

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{77761}}^1$

素因数の和:77785

約数の個数: 12

約数和(自身を含む): 31027038

約数和(自身を除く): 12208876

約数列:

[1, 2, 11, 22, 121, 242, 77761, 155522, 855371, 1710742, 9409081, 18818162]

約数ペア:

[(1, 18818162), (2, 9409081), (11, 1710742), (22, 855371), (121, 155522), (242, 77761)]