20566286

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 24

約数和(自身を含む): 33915024

約数和(自身を除く): 13348738

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 857, 923, 1714, 1846, 11141, 11999, 22282, 23998, 60847, 121694, 144833, 289666, 791011, 1582022, 10283143, 20566286]

約数ペア:

[(1, 20566286), (2, 10283143), (13, 1582022), (26, 791011), (71, 289666), (142, 144833), (169, 121694), (338, 60847), (857, 23998), (923, 22282), (1714, 11999), (1846, 11141)]