20473355

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1811}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 31311360

約数和(自身を除く): 10838005

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 323, 595, 665, 1615, 1811, 2261, 9055, 11305, 12677, 30787, 34409, 63385, 153935, 172045, 215509, 240863, 584953, 1077545, 1204315, 2924765, 4094671, 20473355]

約数ペア:

[(1, 20473355), (5, 4094671), (7, 2924765), (17, 1204315), (19, 1077545), (35, 584953), (85, 240863), (95, 215509), (119, 172045), (133, 153935), (323, 63385), (595, 34409), (665, 30787), (1615, 12677), (1811, 11305), (2261, 9055)]