1947284976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{445807}}^1$

素因数の和:445838

約数の個数: 80

約数和(自身を含む): 6191381504

約数和(自身を除く): 4244096528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 445807, 891614, 1337421, 1783228, 2674842, 3120649, 3566456, 5349684, 5795491, 6241298, 7132912, 9361947, 10699368, 11590982, 12482596, 17386473, 18723894, 21398736, 23181964, 24965192, 34772946, 37447788, 40568437, 46363928, 49930384, 69545892, 74895576, 81136874, 92727856, 121705311, 139091784, 149791152, 162273748, 243410622, 278183568, 324547496, 486821244, 649094992, 973642488, 1947284976]

約数ペア:

[(1, 1947284976), (2, 973642488), (3, 649094992), (4, 486821244), (6, 324547496), (7, 278183568), (8, 243410622), (12, 162273748), (13, 149791152), (14, 139091784), (16, 121705311), (21, 92727856), (24, 81136874), (26, 74895576), (28, 69545892), (39, 49930384), (42, 46363928), (48, 40568437), (52, 37447788), (56, 34772946), (78, 24965192), (84, 23181964), (91, 21398736), (104, 18723894), (112, 17386473), (156, 12482596), (168, 11590982), (182, 10699368), (208, 9361947), (273, 7132912), (312, 6241298), (336, 5795491), (364, 5349684), (546, 3566456), (624, 3120649), (728, 2674842), (1092, 1783228), (1456, 1337421), (2184, 891614), (4368, 445807)]