20748654108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{275371}}^1$

素因数の和:275424

約数の個数: 144

約数和(自身を含む): 67358194176

約数和(自身を除く): 46609540068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 28, 36, 39, 42, 46, 52, 63, 69, 78, 84, 91, 92, 117, 126, 138, 156, 161, 182, 207, 234, 252, 273, 276, 299, 322, 364, 414, 468, 483, 546, 598, 644, 819, 828, 897, 966, 1092, 1196, 1449, 1638, 1794, 1932, 2093, 2691, 2898, 3276, 3588, 4186, 5382, 5796, 6279, 8372, 10764, 12558, 18837, 25116, 37674, 75348, 275371, 550742, 826113, 1101484, 1652226, 1927597, 2478339, 3304452, 3579823, 3855194, 4956678, 5782791, 6333533, 7159646, 7710388, 9913356, 10739469, 11565582, 12667066, 14319292, 17348373, 19000599, 21478938, 23131164, 25058761, 25334132, 32218407, 34696746, 38001198, 42957876, 44334731, 50117522, 57001797, 64436814, 69393492, 75176283, 76002396, 82335929, 88669462, 100235044, 114003594, 128873628, 133004193, 150352566, 164671858, 177338924, 225528849, 228007188, 247007787, 266008386, 300705132, 329343716, 399012579, 451057698, 494015574, 532016772, 576351503, 741023361, 798025158, 902115396, 988031148, 1152703006, 1482046722, 1596050316, 1729054509, 2305406012, 2964093444, 3458109018, 5187163527, 6916218036, 10374327054, 20748654108]

約数ペア:

[(1, 20748654108), (2, 10374327054), (3, 6916218036), (4, 5187163527), (6, 3458109018), (7, 2964093444), (9, 2305406012), (12, 1729054509), (13, 1596050316), (14, 1482046722), (18, 1152703006), (21, 988031148), (23, 902115396), (26, 798025158), (28, 741023361), (36, 576351503), (39, 532016772), (42, 494015574), (46, 451057698), (52, 399012579), (63, 329343716), (69, 300705132), (78, 266008386), (84, 247007787), (91, 228007188), (92, 225528849), (117, 177338924), (126, 164671858), (138, 150352566), (156, 133004193), (161, 128873628), (182, 114003594), (207, 100235044), (234, 88669462), (252, 82335929), (273, 76002396), (276, 75176283), (299, 69393492), (322, 64436814), (364, 57001797), (414, 50117522), (468, 44334731), (483, 42957876), (546, 38001198), (598, 34696746), (644, 32218407), (819, 25334132), (828, 25058761), (897, 23131164), (966, 21478938), (1092, 19000599), (1196, 17348373), (1449, 14319292), (1638, 12667066), (1794, 11565582), (1932, 10739469), (2093, 9913356), (2691, 7710388), (2898, 7159646), (3276, 6333533), (3588, 5782791), (4186, 4956678), (5382, 3855194), (5796, 3579823), (6279, 3304452), (8372, 2478339), (10764, 1927597), (12558, 1652226), (18837, 1101484), (25116, 826113), (37674, 550742), (75348, 275371)]