20175886496

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{887}}^1$

素因数の和:1246

約数の個数: 96

約数和(自身を含む): 41676042240

約数和(自身を除く): 21500155744

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 127, 193, 232, 254, 386, 464, 508, 772, 887, 928, 1016, 1544, 1774, 2032, 3088, 3548, 3683, 4064, 5597, 6176, 7096, 7366, 11194, 14192, 14732, 22388, 24511, 25723, 28384, 29464, 44776, 49022, 51446, 58928, 89552, 98044, 102892, 112649, 117856, 171191, 179104, 196088, 205784, 225298, 342382, 392176, 411568, 450596, 684764, 710819, 784352, 823136, 901192, 1369528, 1421638, 1802384, 2739056, 2843276, 3266821, 3604768, 4964539, 5478112, 5686552, 6533642, 9929078, 11373104, 13067284, 19858156, 21741257, 22746208, 26134568, 39716312, 43482514, 52269136, 79432624, 86965028, 104538272, 158865248, 173930056, 347860112, 630496453, 695720224, 1260992906, 2521985812, 5043971624, 10087943248, 20175886496]

約数ペア:

[(1, 20175886496), (2, 10087943248), (4, 5043971624), (8, 2521985812), (16, 1260992906), (29, 695720224), (32, 630496453), (58, 347860112), (116, 173930056), (127, 158865248), (193, 104538272), (232, 86965028), (254, 79432624), (386, 52269136), (464, 43482514), (508, 39716312), (772, 26134568), (887, 22746208), (928, 21741257), (1016, 19858156), (1544, 13067284), (1774, 11373104), (2032, 9929078), (3088, 6533642), (3548, 5686552), (3683, 5478112), (4064, 4964539), (5597, 3604768), (6176, 3266821), (7096, 2843276), (7366, 2739056), (11194, 1802384), (14192, 1421638), (14732, 1369528), (22388, 901192), (24511, 823136), (25723, 784352), (28384, 710819), (29464, 684764), (44776, 450596), (49022, 411568), (51446, 392176), (58928, 342382), (89552, 225298), (98044, 205784), (102892, 196088), (112649, 179104), (117856, 171191)]