20147796496

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1\times {\mathrm{2393}}^1$

素因数の和:2728

約数の個数: 80

約数和(自身を含む): 41293857024

約数和(自身を除く): 21146060528

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 137, 167, 184, 274, 334, 368, 548, 668, 1096, 1336, 2192, 2393, 2672, 3151, 3841, 4786, 6302, 7682, 9572, 12604, 15364, 19144, 22879, 25208, 30728, 38288, 45758, 50416, 55039, 61456, 91516, 110078, 183032, 220156, 327841, 366064, 399631, 440312, 526217, 655682, 799262, 880624, 1052434, 1311364, 1598524, 2104868, 2622728, 3197048, 4209736, 5245456, 6394096, 7540343, 8419472, 9191513, 15080686, 18383026, 30161372, 36766052, 54749447, 60322744, 73532104, 109498894, 120645488, 147064208, 218997788, 437995576, 875991152, 1259237281, 2518474562, 5036949124, 10073898248, 20147796496]

約数ペア:

[(1, 20147796496), (2, 10073898248), (4, 5036949124), (8, 2518474562), (16, 1259237281), (23, 875991152), (46, 437995576), (92, 218997788), (137, 147064208), (167, 120645488), (184, 109498894), (274, 73532104), (334, 60322744), (368, 54749447), (548, 36766052), (668, 30161372), (1096, 18383026), (1336, 15080686), (2192, 9191513), (2393, 8419472), (2672, 7540343), (3151, 6394096), (3841, 5245456), (4786, 4209736), (6302, 3197048), (7682, 2622728), (9572, 2104868), (12604, 1598524), (15364, 1311364), (19144, 1052434), (22879, 880624), (25208, 799262), (30728, 655682), (38288, 526217), (45758, 440312), (50416, 399631), (55039, 366064), (61456, 327841), (91516, 220156), (110078, 183032)]