18744696837

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1\times {\mathrm{1091}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 29478758400

約数和(自身を除く): 10734061563

約数列:

[1, 3, 9, 23, 27, 69, 73, 207, 219, 379, 621, 657, 1091, 1137, 1679, 1971, 3273, 3411, 5037, 8717, 9819, 10233, 15111, 25093, 26151, 27667, 29457, 45333, 75279, 78453, 79643, 83001, 225837, 235359, 238929, 249003, 413489, 636341, 677511, 716787, 747009, 1240467, 1831789, 1909023, 2150361, 3721401, 5495367, 5727069, 9510247, 11164203, 16486101, 17181207, 28530741, 30184697, 49458303, 85592223, 90554091, 256776669, 271662273, 694248031, 814986819, 2082744093, 6248232279, 18744696837]

約数ペア:

[(1, 18744696837), (3, 6248232279), (9, 2082744093), (23, 814986819), (27, 694248031), (69, 271662273), (73, 256776669), (207, 90554091), (219, 85592223), (379, 49458303), (621, 30184697), (657, 28530741), (1091, 17181207), (1137, 16486101), (1679, 11164203), (1971, 9510247), (3273, 5727069), (3411, 5495367), (5037, 3721401), (8717, 2150361), (9819, 1909023), (10233, 1831789), (15111, 1240467), (25093, 747009), (26151, 716787), (27667, 677511), (29457, 636341), (45333, 413489), (75279, 249003), (78453, 238929), (79643, 235359), (83001, 225837)]