20005102

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10837}}^1$

素因数の和:10923

約数の個数: 16

約数和(自身を含む): 32774112

約数和(自身を除く): 12769010

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10837, 21674, 140881, 281762, 769427, 1538854, 10002551, 20005102]

約数ペア:

[(1, 20005102), (2, 10002551), (13, 1538854), (26, 769427), (71, 281762), (142, 140881), (923, 21674), (1846, 10837)]