18678264

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 32729736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 139, 264, 278, 417, 509, 556, 834, 1018, 1112, 1527, 1529, 1668, 2036, 3054, 3058, 3336, 4072, 4587, 5599, 6108, 6116, 9174, 11198, 12216, 12232, 16797, 18348, 22396, 33594, 36696, 44792, 67188, 70751, 134376, 141502, 212253, 283004, 424506, 566008, 778261, 849012, 1556522, 1698024, 2334783, 3113044, 4669566, 6226088, 9339132, 18678264]

約数ペア:

[(1, 18678264), (2, 9339132), (3, 6226088), (4, 4669566), (6, 3113044), (8, 2334783), (11, 1698024), (12, 1556522), (22, 849012), (24, 778261), (33, 566008), (44, 424506), (66, 283004), (88, 212253), (132, 141502), (139, 134376), (264, 70751), (278, 67188), (417, 44792), (509, 36696), (556, 33594), (834, 22396), (1018, 18348), (1112, 16797), (1527, 12232), (1529, 12216), (1668, 11198), (2036, 9174), (3054, 6116), (3058, 6108), (3336, 5599), (4072, 4587)]