19085745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 37100160

約数和(自身を除く): 18014415

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 1129, 2415, 3381, 3387, 5635, 5645, 7903, 16905, 16935, 23709, 25967, 39515, 55321, 77901, 118545, 129835, 165963, 181769, 276605, 389505, 545307, 829815, 908845, 1272383, 2726535, 3817149, 6361915, 19085745]

約数ペア:

[(1, 19085745), (3, 6361915), (5, 3817149), (7, 2726535), (15, 1272383), (21, 908845), (23, 829815), (35, 545307), (49, 389505), (69, 276605), (105, 181769), (115, 165963), (147, 129835), (161, 118545), (245, 77901), (345, 55321), (483, 39515), (735, 25967), (805, 23709), (1127, 16935), (1129, 16905), (2415, 7903), (3381, 5645), (3387, 5635)]