20831162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10639}}^1$

素因数の和:10741

約数の個数: 16

約数和(自身を含む): 34473600

約数和(自身を除く): 13642438

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10639, 21278, 117029, 234058, 946871, 1893742, 10415581, 20831162]

約数ペア:

[(1, 20831162), (2, 10415581), (11, 1893742), (22, 946871), (89, 234058), (178, 117029), (979, 21278), (1958, 10639)]