20015182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2161}}^1$

素因数の和:2595

約数の個数: 16

約数和(自身を含む): 32845104

約数和(自身を除く): 12829922

約数列:

[1, 2, 11, 22, 421, 842, 2161, 4322, 4631, 9262, 23771, 47542, 909781, 1819562, 10007591, 20015182]

約数ペア:

[(1, 20015182), (2, 10007591), (11, 1819562), (22, 909781), (421, 47542), (842, 23771), (2161, 9262), (4322, 4631)]