18862965

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 36391680

約数和(自身を除く): 17528715

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 53, 55, 99, 159, 165, 265, 477, 495, 583, 719, 795, 1749, 2157, 2385, 2915, 3595, 5247, 6471, 7909, 8745, 10785, 23727, 26235, 32355, 38107, 39545, 71181, 114321, 118635, 190535, 342963, 355905, 419177, 571605, 1257531, 1714815, 2095885, 3772593, 6287655, 18862965]

約数ペア:

[(1, 18862965), (3, 6287655), (5, 3772593), (9, 2095885), (11, 1714815), (15, 1257531), (33, 571605), (45, 419177), (53, 355905), (55, 342963), (99, 190535), (159, 118635), (165, 114321), (265, 71181), (477, 39545), (495, 38107), (583, 32355), (719, 26235), (795, 23727), (1749, 10785), (2157, 8745), (2385, 7909), (2915, 6471), (3595, 5247)]