20176992009

素因数分解:

$3^2\times {\mathrm{691}}^1\times {\mathrm{769}}^1\times {\mathrm{4219}}^1$

素因数の和:5685

約数の個数: 24

約数和(自身を含む): 29231602400

約数和(自身を除く): 9054610391

約数列:

[1, 3, 9, 691, 769, 2073, 2307, 4219, 6219, 6921, 12657, 37971, 531379, 1594137, 2915329, 3244411, 4782411, 8745987, 9733233, 26237961, 29199699, 2241888001, 6725664003, 20176992009]

約数ペア:

[(1, 20176992009), (3, 6725664003), (9, 2241888001), (691, 29199699), (769, 26237961), (2073, 9733233), (2307, 8745987), (4219, 4782411), (6219, 3244411), (6921, 2915329), (12657, 1594137), (37971, 531379)]