18315297

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 37739520

約数和(自身を除く): 19424223

約数列:

[1, 3, 7, 9, 11, 13, 19, 21, 33, 39, 57, 63, 77, 91, 99, 107, 117, 133, 143, 171, 209, 231, 247, 273, 321, 399, 429, 627, 693, 741, 749, 819, 963, 1001, 1177, 1197, 1287, 1391, 1463, 1729, 1881, 2033, 2223, 2247, 2717, 3003, 3531, 4173, 4389, 5187, 6099, 6741, 8151, 8239, 9009, 9737, 10593, 12519, 13167, 14231, 15301, 15561, 18297, 19019, 22363, 24453, 24717, 26429, 29211, 42693, 45903, 57057, 67089, 74151, 79287, 87633, 107107, 128079, 137709, 156541, 171171, 185003, 201267, 237861, 290719, 321321, 469623, 555009, 872157, 963963, 1408869, 1665027, 2035033, 2616471, 6105099, 18315297]

約数ペア:

[(1, 18315297), (3, 6105099), (7, 2616471), (9, 2035033), (11, 1665027), (13, 1408869), (19, 963963), (21, 872157), (33, 555009), (39, 469623), (57, 321321), (63, 290719), (77, 237861), (91, 201267), (99, 185003), (107, 171171), (117, 156541), (133, 137709), (143, 128079), (171, 107107), (209, 87633), (231, 79287), (247, 74151), (273, 67089), (321, 57057), (399, 45903), (429, 42693), (627, 29211), (693, 26429), (741, 24717), (749, 24453), (819, 22363), (963, 19019), (1001, 18297), (1177, 15561), (1197, 15301), (1287, 14231), (1391, 13167), (1463, 12519), (1729, 10593), (1881, 9737), (2033, 9009), (2223, 8239), (2247, 8151), (2717, 6741), (3003, 6099), (3531, 5187), (4173, 4389)]