20113866423

素因数分解:

$3^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{312701}}^1$

素因数の和:313735

約数の個数: 24

約数和(自身を含む): 33236470176

約数和(自身を除く): 13122603753

約数列:

[1, 3, 7, 9, 21, 63, 1021, 3063, 7147, 9189, 21441, 64323, 312701, 938103, 2188907, 2814309, 6566721, 19700163, 319267721, 957803163, 2234874047, 2873409489, 6704622141, 20113866423]

約数ペア:

[(1, 20113866423), (3, 6704622141), (7, 2873409489), (9, 2234874047), (21, 957803163), (63, 319267721), (1021, 19700163), (3063, 6566721), (7147, 2814309), (9189, 2188907), (21441, 938103), (64323, 312701)]