20104786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10891}}^1$

素因数の和:10977

約数の個数: 16

約数和(自身を含む): 32937408

約数和(自身を除く): 12832622

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10891, 21782, 141583, 283166, 773261, 1546522, 10052393, 20104786]

約数ペア:

[(1, 20104786), (2, 10052393), (13, 1546522), (26, 773261), (71, 283166), (142, 141583), (923, 21782), (1846, 10891)]