18582872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 44029440

約数和(自身を除く): 25446568

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 97, 154, 194, 308, 311, 388, 616, 622, 679, 776, 1067, 1244, 1358, 2134, 2177, 2488, 2716, 3421, 4268, 4354, 5432, 6842, 7469, 8536, 8708, 13684, 14938, 17416, 23947, 27368, 29876, 30167, 47894, 59752, 60334, 95788, 120668, 191576, 211169, 241336, 331837, 422338, 663674, 844676, 1327348, 1689352, 2322859, 2654696, 4645718, 9291436, 18582872]

約数ペア:

[(1, 18582872), (2, 9291436), (4, 4645718), (7, 2654696), (8, 2322859), (11, 1689352), (14, 1327348), (22, 844676), (28, 663674), (44, 422338), (56, 331837), (77, 241336), (88, 211169), (97, 191576), (154, 120668), (194, 95788), (308, 60334), (311, 59752), (388, 47894), (616, 30167), (622, 29876), (679, 27368), (776, 23947), (1067, 17416), (1244, 14938), (1358, 13684), (2134, 8708), (2177, 8536), (2488, 7469), (2716, 6842), (3421, 5432), (4268, 4354)]