20745462816

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{15349}}^1$

素因数の和:15416

約数の個数: 216

約数和(自身を含む): 67057181100

約数和(自身を除く): 46311718284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 57, 72, 76, 78, 96, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 288, 304, 312, 342, 361, 416, 456, 468, 494, 608, 624, 684, 722, 741, 912, 936, 988, 1083, 1248, 1368, 1444, 1482, 1824, 1872, 1976, 2166, 2223, 2736, 2888, 2964, 3249, 3744, 3952, 4332, 4446, 4693, 5472, 5776, 5928, 6498, 7904, 8664, 8892, 9386, 11552, 11856, 12996, 14079, 15349, 17328, 17784, 18772, 23712, 25992, 28158, 30698, 34656, 35568, 37544, 42237, 46047, 51984, 56316, 61396, 71136, 75088, 84474, 92094, 103968, 112632, 122792, 138141, 150176, 168948, 184188, 199537, 225264, 245584, 276282, 291631, 337896, 368376, 399074, 450528, 491168, 552564, 583262, 598611, 675792, 736752, 798148, 874893, 1105128, 1166524, 1197222, 1351584, 1473504, 1596296, 1749786, 1795833, 2210256, 2333048, 2394444, 2624679, 3192592, 3499572, 3591666, 3791203, 4420512, 4666096, 4788888, 5249358, 5540989, 6385184, 6999144, 7183332, 7582406, 9332192, 9577776, 10498716, 11081978, 11373609, 13998288, 14366664, 15164812, 16622967, 19155552, 20997432, 22163956, 22747218, 27996576, 28733328, 30329624, 33245934, 34120827, 41994864, 44327912, 45494436, 49868901, 57466656, 60659248, 66491868, 68241654, 72032857, 83989728, 88655824, 90988872, 99737802, 121318496, 132983736, 136483308, 144065714, 177311648, 181977744, 199475604, 216098571, 265967472, 272966616, 288131428, 363955488, 398951208, 432197142, 531934944, 545933232, 576262856, 648295713, 797902416, 864394284, 1091866464, 1152525712, 1296591426, 1595804832, 1728788568, 2305051424, 2593182852, 3457577136, 5186365704, 6915154272, 10372731408, 20745462816]

約数ペア:

[(1, 20745462816), (2, 10372731408), (3, 6915154272), (4, 5186365704), (6, 3457577136), (8, 2593182852), (9, 2305051424), (12, 1728788568), (13, 1595804832), (16, 1296591426), (18, 1152525712), (19, 1091866464), (24, 864394284), (26, 797902416), (32, 648295713), (36, 576262856), (38, 545933232), (39, 531934944), (48, 432197142), (52, 398951208), (57, 363955488), (72, 288131428), (76, 272966616), (78, 265967472), (96, 216098571), (104, 199475604), (114, 181977744), (117, 177311648), (144, 144065714), (152, 136483308), (156, 132983736), (171, 121318496), (208, 99737802), (228, 90988872), (234, 88655824), (247, 83989728), (288, 72032857), (304, 68241654), (312, 66491868), (342, 60659248), (361, 57466656), (416, 49868901), (456, 45494436), (468, 44327912), (494, 41994864), (608, 34120827), (624, 33245934), (684, 30329624), (722, 28733328), (741, 27996576), (912, 22747218), (936, 22163956), (988, 20997432), (1083, 19155552), (1248, 16622967), (1368, 15164812), (1444, 14366664), (1482, 13998288), (1824, 11373609), (1872, 11081978), (1976, 10498716), (2166, 9577776), (2223, 9332192), (2736, 7582406), (2888, 7183332), (2964, 6999144), (3249, 6385184), (3744, 5540989), (3952, 5249358), (4332, 4788888), (4446, 4666096), (4693, 4420512), (5472, 3791203), (5776, 3591666), (5928, 3499572), (6498, 3192592), (7904, 2624679), (8664, 2394444), (8892, 2333048), (9386, 2210256), (11552, 1795833), (11856, 1749786), (12996, 1596296), (14079, 1473504), (15349, 1351584), (17328, 1197222), (17784, 1166524), (18772, 1105128), (23712, 874893), (25992, 798148), (28158, 736752), (30698, 675792), (34656, 598611), (35568, 583262), (37544, 552564), (42237, 491168), (46047, 450528), (51984, 399074), (56316, 368376), (61396, 337896), (71136, 291631), (75088, 276282), (84474, 245584), (92094, 225264), (103968, 199537), (112632, 184188), (122792, 168948), (138141, 150176)]