20554964976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4705807}}^1$

素因数の和:4705838

約数の個数: 80

約数和(自身を含む): 65354261504

約数和(自身を除く): 44799296528

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, 4705807, 9411614, 14117421, 18823228, 28234842, 32940649, 37646456, 56469684, 61175491, 65881298, 75292912, 98821947, 112939368, 122350982, 131762596, 183526473, 197643894, 225878736, 244701964, 263525192, 367052946, 395287788, 428228437, 489403928, 527050384, 734105892, 790575576, 856456874, 978807856, 1284685311, 1468211784, 1581151152, 1712913748, 2569370622, 2936423568, 3425827496, 5138741244, 6851654992, 10277482488, 20554964976]

約数ペア:

[(1, 20554964976), (2, 10277482488), (3, 6851654992), (4, 5138741244), (6, 3425827496), (7, 2936423568), (8, 2569370622), (12, 1712913748), (13, 1581151152), (14, 1468211784), (16, 1284685311), (21, 978807856), (24, 856456874), (26, 790575576), (28, 734105892), (39, 527050384), (42, 489403928), (48, 428228437), (52, 395287788), (56, 367052946), (78, 263525192), (84, 244701964), (91, 225878736), (104, 197643894), (112, 183526473), (156, 131762596), (168, 122350982), (182, 112939368), (208, 98821947), (273, 75292912), (312, 65881298), (336, 61175491), (364, 56469684), (546, 37646456), (624, 32940649), (728, 28234842), (1092, 18823228), (1456, 14117421), (2184, 9411614), (4368, 4705807)]