20512120707

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4276031}}^1$

素因数の和:4276091

約数の個数: 24

約数和(自身を含む): 32685988608

約数和(自身を除く): 12173867901

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4797, 4276031, 12828093, 38484279, 55588403, 166765209, 175317271, 500295627, 525951813, 1577855439, 2279124523, 6837373569, 20512120707]

約数ペア:

[(1, 20512120707), (3, 6837373569), (9, 2279124523), (13, 1577855439), (39, 525951813), (41, 500295627), (117, 175317271), (123, 166765209), (369, 55588403), (533, 38484279), (1599, 12828093), (4797, 4276031)]