20008712090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105309011}}^1$

素因数の和:105309037

約数の個数: 16

約数和(自身を含む): 37911244320

約数和(自身を除く): 17902532230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 105309011, 210618022, 526545055, 1053090110, 2000871209, 4001742418, 10004356045, 20008712090]

約数ペア:

[(1, 20008712090), (2, 10004356045), (5, 4001742418), (10, 2000871209), (19, 1053090110), (38, 526545055), (95, 210618022), (190, 105309011)]