18595728

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 55468920

約数和(自身を除く): 36873192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 61, 72, 73, 87, 116, 122, 144, 146, 174, 183, 219, 232, 244, 261, 292, 348, 366, 438, 464, 488, 522, 549, 584, 657, 696, 732, 876, 976, 1044, 1098, 1168, 1314, 1392, 1464, 1752, 1769, 2088, 2117, 2196, 2628, 2928, 3504, 3538, 4176, 4234, 4392, 4453, 5256, 5307, 6351, 7076, 8468, 8784, 8906, 10512, 10614, 12702, 13359, 14152, 15921, 16936, 17812, 19053, 21228, 25404, 26718, 28304, 31842, 33872, 35624, 38106, 40077, 42456, 50808, 53436, 63684, 71248, 76212, 80154, 84912, 101616, 106872, 127368, 129137, 152424, 160308, 213744, 254736, 258274, 304848, 320616, 387411, 516548, 641232, 774822, 1033096, 1162233, 1549644, 2066192, 2324466, 3099288, 4648932, 6198576, 9297864, 18595728]

約数ペア:

[(1, 18595728), (2, 9297864), (3, 6198576), (4, 4648932), (6, 3099288), (8, 2324466), (9, 2066192), (12, 1549644), (16, 1162233), (18, 1033096), (24, 774822), (29, 641232), (36, 516548), (48, 387411), (58, 320616), (61, 304848), (72, 258274), (73, 254736), (87, 213744), (116, 160308), (122, 152424), (144, 129137), (146, 127368), (174, 106872), (183, 101616), (219, 84912), (232, 80154), (244, 76212), (261, 71248), (292, 63684), (348, 53436), (366, 50808), (438, 42456), (464, 40077), (488, 38106), (522, 35624), (549, 33872), (584, 31842), (657, 28304), (696, 26718), (732, 25404), (876, 21228), (976, 19053), (1044, 17812), (1098, 16936), (1168, 15921), (1314, 14152), (1392, 13359), (1464, 12702), (1752, 10614), (1769, 10512), (2088, 8906), (2117, 8784), (2196, 8468), (2628, 7076), (2928, 6351), (3504, 5307), (3538, 5256), (4176, 4453), (4234, 4392)]