20647161792

素因数分解:

$2^6\times 3^5\times {\mathrm{41}}^1\times {\mathrm{32381}}^1$

素因数の和:32449

約数の個数: 168

約数和(自身を含む): 62872114032

約数和(自身を除く): 42224952240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 81, 82, 96, 108, 123, 144, 162, 164, 192, 216, 243, 246, 288, 324, 328, 369, 432, 486, 492, 576, 648, 656, 738, 864, 972, 984, 1107, 1296, 1312, 1476, 1728, 1944, 1968, 2214, 2592, 2624, 2952, 3321, 3888, 3936, 4428, 5184, 5904, 6642, 7776, 7872, 8856, 9963, 11808, 13284, 15552, 17712, 19926, 23616, 26568, 32381, 35424, 39852, 53136, 64762, 70848, 79704, 97143, 106272, 129524, 159408, 194286, 212544, 259048, 291429, 318816, 388572, 518096, 582858, 637632, 777144, 874287, 1036192, 1165716, 1327621, 1554288, 1748574, 2072384, 2331432, 2622861, 2655242, 3108576, 3497148, 3982863, 4662864, 5245722, 5310484, 6217152, 6994296, 7868583, 7965726, 9325728, 10491444, 10620968, 11948589, 13988592, 15737166, 15931452, 18651456, 20982888, 21241936, 23897178, 27977184, 31474332, 31862904, 35845767, 41965776, 42483872, 47794356, 55954368, 62948664, 63725808, 71691534, 83931552, 84967744, 95588712, 107537301, 125897328, 127451616, 143383068, 167863104, 191177424, 215074602, 251794656, 254903232, 286766136, 322611903, 382354848, 430149204, 503589312, 573532272, 645223806, 764709696, 860298408, 1147064544, 1290447612, 1720596816, 2294129088, 2580895224, 3441193632, 5161790448, 6882387264, 10323580896, 20647161792]

約数ペア:

[(1, 20647161792), (2, 10323580896), (3, 6882387264), (4, 5161790448), (6, 3441193632), (8, 2580895224), (9, 2294129088), (12, 1720596816), (16, 1290447612), (18, 1147064544), (24, 860298408), (27, 764709696), (32, 645223806), (36, 573532272), (41, 503589312), (48, 430149204), (54, 382354848), (64, 322611903), (72, 286766136), (81, 254903232), (82, 251794656), (96, 215074602), (108, 191177424), (123, 167863104), (144, 143383068), (162, 127451616), (164, 125897328), (192, 107537301), (216, 95588712), (243, 84967744), (246, 83931552), (288, 71691534), (324, 63725808), (328, 62948664), (369, 55954368), (432, 47794356), (486, 42483872), (492, 41965776), (576, 35845767), (648, 31862904), (656, 31474332), (738, 27977184), (864, 23897178), (972, 21241936), (984, 20982888), (1107, 18651456), (1296, 15931452), (1312, 15737166), (1476, 13988592), (1728, 11948589), (1944, 10620968), (1968, 10491444), (2214, 9325728), (2592, 7965726), (2624, 7868583), (2952, 6994296), (3321, 6217152), (3888, 5310484), (3936, 5245722), (4428, 4662864), (5184, 3982863), (5904, 3497148), (6642, 3108576), (7776, 2655242), (7872, 2622861), (8856, 2331432), (9963, 2072384), (11808, 1748574), (13284, 1554288), (15552, 1327621), (17712, 1165716), (19926, 1036192), (23616, 874287), (26568, 777144), (32381, 637632), (35424, 582858), (39852, 518096), (53136, 388572), (64762, 318816), (70848, 291429), (79704, 259048), (97143, 212544), (106272, 194286), (129524, 159408)]