20925055242

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137363}}^1$

素因数の和:137425

約数の個数: 128

約数和(自身を含む): 59077509120

約数和(自身を除く): 38152453878

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 378, 403, 434, 546, 558, 651, 702, 806, 819, 837, 1209, 1302, 1638, 1674, 1953, 2418, 2457, 2821, 3627, 3906, 4914, 5642, 5859, 7254, 8463, 10881, 11718, 16926, 21762, 25389, 50778, 76167, 137363, 152334, 274726, 412089, 824178, 961541, 1236267, 1785719, 1923082, 2472534, 2884623, 3571438, 3708801, 4258253, 5357157, 5769246, 7417602, 8516506, 8653869, 10714314, 12500033, 12774759, 16071471, 17307738, 25000066, 25549518, 25961607, 29807771, 32142942, 37500099, 38324277, 48214413, 51923214, 55357289, 59615542, 75000198, 76648554, 89423313, 96428826, 110714578, 112500297, 114972831, 166071867, 178846626, 225000594, 229945662, 268269939, 332143734, 337500891, 387501023, 498215601, 536539878, 675001782, 775002046, 804809817, 996431202, 1162503069, 1494646803, 1609619634, 2325006138, 2989293606, 3487509207, 6975018414, 10462527621, 20925055242]

約数ペア:

[(1, 20925055242), (2, 10462527621), (3, 6975018414), (6, 3487509207), (7, 2989293606), (9, 2325006138), (13, 1609619634), (14, 1494646803), (18, 1162503069), (21, 996431202), (26, 804809817), (27, 775002046), (31, 675001782), (39, 536539878), (42, 498215601), (54, 387501023), (62, 337500891), (63, 332143734), (78, 268269939), (91, 229945662), (93, 225000594), (117, 178846626), (126, 166071867), (182, 114972831), (186, 112500297), (189, 110714578), (217, 96428826), (234, 89423313), (273, 76648554), (279, 75000198), (351, 59615542), (378, 55357289), (403, 51923214), (434, 48214413), (546, 38324277), (558, 37500099), (651, 32142942), (702, 29807771), (806, 25961607), (819, 25549518), (837, 25000066), (1209, 17307738), (1302, 16071471), (1638, 12774759), (1674, 12500033), (1953, 10714314), (2418, 8653869), (2457, 8516506), (2821, 7417602), (3627, 5769246), (3906, 5357157), (4914, 4258253), (5642, 3708801), (5859, 3571438), (7254, 2884623), (8463, 2472534), (10881, 1923082), (11718, 1785719), (16926, 1236267), (21762, 961541), (25389, 824178), (50778, 412089), (76167, 274726), (137363, 152334)]