20109386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{2111}}^1$

素因数の和:2557

約数の個数: 16

約数和(自身を含む): 32997888

約数和(自身を除く): 12888502

約数列:

[1, 2, 11, 22, 433, 866, 2111, 4222, 4763, 9526, 23221, 46442, 914063, 1828126, 10054693, 20109386]

約数ペア:

[(1, 20109386), (2, 10054693), (11, 1828126), (22, 914063), (433, 46442), (866, 23221), (2111, 9526), (4222, 4763)]