20016502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2111}}^1$

素因数の和:2555

約数の個数: 16

約数和(自身を含む): 32845824

約数和(自身を除く): 12829322

約数列:

[1, 2, 11, 22, 431, 862, 2111, 4222, 4741, 9482, 23221, 46442, 909841, 1819682, 10008251, 20016502]

約数ペア:

[(1, 20016502), (2, 10008251), (11, 1819682), (22, 909841), (431, 46442), (862, 23221), (2111, 9482), (4222, 4741)]