20513826

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{10651}}^1$

素因数の和:10766

約数の個数: 24

約数和(自身を含む): 44866224

約数和(自身を除く): 24352398

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926, 10651, 21302, 31953, 63906, 95859, 191718, 1139657, 2279314, 3418971, 6837942, 10256913, 20513826]

約数ペア:

[(1, 20513826), (2, 10256913), (3, 6837942), (6, 3418971), (9, 2279314), (18, 1139657), (107, 191718), (214, 95859), (321, 63906), (642, 31953), (963, 21302), (1926, 10651)]