20955495808

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:497

約数の個数: 256

約数和(自身を含む): 50667724800

約数和(自身を除く): 29712228992

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 64, 68, 76, 104, 127, 128, 136, 152, 208, 221, 247, 254, 272, 304, 307, 323, 416, 442, 494, 508, 544, 608, 614, 646, 832, 884, 988, 1016, 1088, 1216, 1228, 1292, 1651, 1664, 1768, 1976, 2032, 2159, 2176, 2413, 2432, 2456, 2584, 3302, 3536, 3952, 3991, 4064, 4199, 4318, 4826, 4912, 5168, 5219, 5833, 6604, 7072, 7904, 7982, 8128, 8398, 8636, 9652, 9824, 10336, 10438, 11666, 13208, 14144, 15808, 15964, 16256, 16796, 17272, 19304, 19648, 20672, 20876, 23332, 26416, 28067, 28288, 31369, 31616, 31928, 33592, 34544, 38608, 38989, 39296, 41021, 41344, 41752, 46664, 52832, 56134, 62738, 63856, 67184, 67847, 69088, 75829, 77216, 77978, 82042, 83504, 93328, 99161, 105664, 112268, 125476, 127712, 134368, 135694, 138176, 151658, 154432, 155956, 164084, 167008, 186656, 198322, 211328, 224536, 250952, 255424, 268736, 271388, 276352, 303316, 308864, 311912, 328168, 334016, 373312, 396644, 449072, 501904, 506857, 510848, 533273, 537472, 542776, 606632, 623824, 656336, 662813, 668032, 740791, 746624, 793288, 898144, 1003808, 1013714, 1066546, 1085552, 1213264, 1247648, 1289093, 1312672, 1325626, 1481582, 1586576, 1796288, 2007616, 2027428, 2133092, 2171104, 2426528, 2495296, 2578186, 2625344, 2651252, 2963164, 3173152, 3592576, 4015232, 4054856, 4266184, 4342208, 4853056, 4990592, 5156372, 5250688, 5302504, 5926328, 6346304, 8109712, 8532368, 8616569, 8684416, 9630283, 9706112, 10312744, 10605008, 11852656, 12593447, 12692608, 16219424, 17064736, 17233138, 19260566, 20625488, 21210016, 23705312, 25186894, 32438848, 34129472, 34466276, 38521132, 41250976, 42420032, 47410624, 50373788, 64877696, 68258944, 68932552, 77042264, 82501952, 84840064, 94821248, 100747576, 137865104, 154084528, 163714811, 165003904, 201495152, 275730208, 308169056, 327429622, 402990304, 551460416, 616338112, 654859244, 805980608, 1102920832, 1232676224, 1309718488, 1611961216, 2619436976, 5238873952, 10477747904, 20955495808]

約数ペア:

[(1, 20955495808), (2, 10477747904), (4, 5238873952), (8, 2619436976), (13, 1611961216), (16, 1309718488), (17, 1232676224), (19, 1102920832), (26, 805980608), (32, 654859244), (34, 616338112), (38, 551460416), (52, 402990304), (64, 327429622), (68, 308169056), (76, 275730208), (104, 201495152), (127, 165003904), (128, 163714811), (136, 154084528), (152, 137865104), (208, 100747576), (221, 94821248), (247, 84840064), (254, 82501952), (272, 77042264), (304, 68932552), (307, 68258944), (323, 64877696), (416, 50373788), (442, 47410624), (494, 42420032), (508, 41250976), (544, 38521132), (608, 34466276), (614, 34129472), (646, 32438848), (832, 25186894), (884, 23705312), (988, 21210016), (1016, 20625488), (1088, 19260566), (1216, 17233138), (1228, 17064736), (1292, 16219424), (1651, 12692608), (1664, 12593447), (1768, 11852656), (1976, 10605008), (2032, 10312744), (2159, 9706112), (2176, 9630283), (2413, 8684416), (2432, 8616569), (2456, 8532368), (2584, 8109712), (3302, 6346304), (3536, 5926328), (3952, 5302504), (3991, 5250688), (4064, 5156372), (4199, 4990592), (4318, 4853056), (4826, 4342208), (4912, 4266184), (5168, 4054856), (5219, 4015232), (5833, 3592576), (6604, 3173152), (7072, 2963164), (7904, 2651252), (7982, 2625344), (8128, 2578186), (8398, 2495296), (8636, 2426528), (9652, 2171104), (9824, 2133092), (10336, 2027428), (10438, 2007616), (11666, 1796288), (13208, 1586576), (14144, 1481582), (15808, 1325626), (15964, 1312672), (16256, 1289093), (16796, 1247648), (17272, 1213264), (19304, 1085552), (19648, 1066546), (20672, 1013714), (20876, 1003808), (23332, 898144), (26416, 793288), (28067, 746624), (28288, 740791), (31369, 668032), (31616, 662813), (31928, 656336), (33592, 623824), (34544, 606632), (38608, 542776), (38989, 537472), (39296, 533273), (41021, 510848), (41344, 506857), (41752, 501904), (46664, 449072), (52832, 396644), (56134, 373312), (62738, 334016), (63856, 328168), (67184, 311912), (67847, 308864), (69088, 303316), (75829, 276352), (77216, 271388), (77978, 268736), (82042, 255424), (83504, 250952), (93328, 224536), (99161, 211328), (105664, 198322), (112268, 186656), (125476, 167008), (127712, 164084), (134368, 155956), (135694, 154432), (138176, 151658)]