20512094418

素因数分解:

$2^1\times 3^2\times {\mathrm{1303}}^1\times {\mathrm{874567}}^1$

素因数の和:875878

約数の個数: 24

約数和(自身を含む): 44477030208

約数和(自身を除く): 23964935790

約数列:

[1, 2, 3, 6, 9, 18, 1303, 2606, 3909, 7818, 11727, 23454, 874567, 1749134, 2623701, 5247402, 7871103, 15742206, 1139560801, 2279121602, 3418682403, 6837364806, 10256047209, 20512094418]

約数ペア:

[(1, 20512094418), (2, 10256047209), (3, 6837364806), (6, 3418682403), (9, 2279121602), (18, 1139560801), (1303, 15742206), (2606, 7871103), (3909, 5247402), (7818, 2623701), (11727, 1749134), (23454, 874567)]