19896435

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3779}}^1$

素因数の和:3809

約数の個数: 40

約数和(自身を含む): 38419920

約数和(自身を除く): 18523485

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 3779, 5265, 11337, 18895, 34011, 49127, 56685, 102033, 147381, 170055, 245635, 306099, 442143, 510165, 736905, 1326429, 1530495, 2210715, 3979287, 6632145, 19896435]

約数ペア:

[(1, 19896435), (3, 6632145), (5, 3979287), (9, 2210715), (13, 1530495), (15, 1326429), (27, 736905), (39, 510165), (45, 442143), (65, 306099), (81, 245635), (117, 170055), (135, 147381), (195, 102033), (351, 56685), (405, 49127), (585, 34011), (1053, 18895), (1755, 11337), (3779, 5265)]