18989856

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:759

約数の個数: 96

約数和(自身を含む): 57254400

約数和(自身を除く): 38264544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 709, 744, 837, 864, 992, 1116, 1418, 1488, 1674, 2127, 2232, 2836, 2976, 3348, 4254, 4464, 5672, 6381, 6696, 8508, 8928, 11344, 12762, 13392, 17016, 19143, 21979, 22688, 25524, 26784, 34032, 38286, 43958, 51048, 65937, 68064, 76572, 87916, 102096, 131874, 153144, 175832, 197811, 204192, 263748, 306288, 351664, 395622, 527496, 593433, 612576, 703328, 791244, 1054992, 1186866, 1582488, 2109984, 2373732, 3164976, 4747464, 6329952, 9494928, 18989856]

約数ペア:

[(1, 18989856), (2, 9494928), (3, 6329952), (4, 4747464), (6, 3164976), (8, 2373732), (9, 2109984), (12, 1582488), (16, 1186866), (18, 1054992), (24, 791244), (27, 703328), (31, 612576), (32, 593433), (36, 527496), (48, 395622), (54, 351664), (62, 306288), (72, 263748), (93, 204192), (96, 197811), (108, 175832), (124, 153144), (144, 131874), (186, 102096), (216, 87916), (248, 76572), (279, 68064), (288, 65937), (372, 51048), (432, 43958), (496, 38286), (558, 34032), (709, 26784), (744, 25524), (837, 22688), (864, 21979), (992, 19143), (1116, 17016), (1418, 13392), (1488, 12762), (1674, 11344), (2127, 8928), (2232, 8508), (2836, 6696), (2976, 6381), (3348, 5672), (4254, 4464)]