20397716976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{126211}}^1$

素因数の和:126279

約数の個数: 160

約数和(自身を含む): 66607625728

約数和(自身を除く): 46209908752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 37, 39, 42, 48, 52, 56, 74, 78, 84, 91, 104, 111, 112, 148, 156, 168, 182, 208, 222, 259, 273, 296, 312, 336, 364, 444, 481, 518, 546, 592, 624, 728, 777, 888, 962, 1036, 1092, 1443, 1456, 1554, 1776, 1924, 2072, 2184, 2886, 3108, 3367, 3848, 4144, 4368, 5772, 6216, 6734, 7696, 10101, 11544, 12432, 13468, 20202, 23088, 26936, 40404, 53872, 80808, 126211, 161616, 252422, 378633, 504844, 757266, 883477, 1009688, 1514532, 1640743, 1766954, 2019376, 2650431, 3029064, 3281486, 3533908, 4669807, 4922229, 5300862, 6058128, 6562972, 7067816, 9339614, 9844458, 10601724, 11485201, 13125944, 14009421, 14135632, 18679228, 19688916, 21203448, 22970402, 26251888, 28018842, 32688649, 34455603, 37358456, 39377832, 42406896, 45940804, 56037684, 60707491, 65377298, 68911206, 74716912, 78755664, 91881608, 98065947, 112075368, 121414982, 130754596, 137822412, 182122473, 183763216, 196131894, 224150736, 242829964, 261509192, 275644824, 364244946, 392263788, 424952437, 485659928, 523018384, 551289648, 728489892, 784527576, 849904874, 971319856, 1274857311, 1456979784, 1569055152, 1699809748, 2549714622, 2913959568, 3399619496, 5099429244, 6799238992, 10198858488, 20397716976]

約数ペア:

[(1, 20397716976), (2, 10198858488), (3, 6799238992), (4, 5099429244), (6, 3399619496), (7, 2913959568), (8, 2549714622), (12, 1699809748), (13, 1569055152), (14, 1456979784), (16, 1274857311), (21, 971319856), (24, 849904874), (26, 784527576), (28, 728489892), (37, 551289648), (39, 523018384), (42, 485659928), (48, 424952437), (52, 392263788), (56, 364244946), (74, 275644824), (78, 261509192), (84, 242829964), (91, 224150736), (104, 196131894), (111, 183763216), (112, 182122473), (148, 137822412), (156, 130754596), (168, 121414982), (182, 112075368), (208, 98065947), (222, 91881608), (259, 78755664), (273, 74716912), (296, 68911206), (312, 65377298), (336, 60707491), (364, 56037684), (444, 45940804), (481, 42406896), (518, 39377832), (546, 37358456), (592, 34455603), (624, 32688649), (728, 28018842), (777, 26251888), (888, 22970402), (962, 21203448), (1036, 19688916), (1092, 18679228), (1443, 14135632), (1456, 14009421), (1554, 13125944), (1776, 11485201), (1924, 10601724), (2072, 9844458), (2184, 9339614), (2886, 7067816), (3108, 6562972), (3367, 6058128), (3848, 5300862), (4144, 4922229), (4368, 4669807), (5772, 3533908), (6216, 3281486), (6734, 3029064), (7696, 2650431), (10101, 2019376), (11544, 1766954), (12432, 1640743), (13468, 1514532), (20202, 1009688), (23088, 883477), (26936, 757266), (40404, 504844), (53872, 378633), (80808, 252422), (126211, 161616)]