20612533578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:449

約数の個数: 256

約数和(自身を含む): 54257516544

約数和(自身を除く): 33644982966

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 43, 62, 78, 86, 91, 93, 127, 129, 182, 186, 217, 223, 254, 258, 273, 301, 381, 403, 434, 446, 546, 559, 602, 651, 669, 762, 806, 889, 903, 1118, 1209, 1302, 1333, 1338, 1561, 1651, 1677, 1778, 1806, 2418, 2666, 2667, 2821, 2899, 3122, 3302, 3354, 3913, 3937, 3999, 4683, 4953, 5334, 5461, 5642, 5798, 6913, 7826, 7874, 7998, 8463, 8697, 9331, 9366, 9589, 9906, 10922, 11557, 11739, 11811, 13826, 16383, 16926, 17329, 17394, 18662, 19178, 20293, 20739, 23114, 23478, 23622, 27559, 27993, 28321, 28767, 32766, 34658, 34671, 38227, 40586, 41478, 48391, 51181, 51987, 55118, 55986, 56642, 57534, 60879, 67123, 69342, 70993, 76454, 82677, 84963, 89869, 96782, 102362, 103974, 114681, 121303, 121758, 124657, 134246, 141986, 145173, 153543, 165354, 169291, 169926, 179738, 198247, 201369, 212979, 229362, 242606, 249314, 269607, 290346, 297259, 307086, 338582, 358267, 363909, 368173, 373971, 396494, 402738, 425958, 496951, 507873, 539214, 594518, 594741, 629083, 716534, 727818, 736346, 747942, 872599, 877951, 891777, 993902, 1015746, 1074801, 1104519, 1185037, 1189482, 1217803, 1258166, 1490853, 1745198, 1755902, 1783554, 1887249, 2080813, 2149602, 2200783, 2209038, 2370074, 2435606, 2577211, 2617797, 2633853, 2981706, 3555111, 3653409, 3774498, 3864367, 4161626, 4401566, 5154422, 5235594, 5267706, 6145657, 6242439, 6602349, 7110222, 7306818, 7728734, 7731633, 8524621, 11413363, 11593101, 12291314, 12484878, 13204698, 15405481, 15463266, 15831439, 17049242, 18436971, 22826726, 23186202, 25573863, 27050569, 30810962, 31662878, 34240089, 36873942, 37751893, 46216443, 47494317, 51147726, 54101138, 68480178, 75503786, 79893541, 81151707, 92432886, 94988634, 110820073, 113255679, 159787082, 162303414, 221640146, 226511358, 239680623, 264263251, 332460219, 479361246, 490774609, 528526502, 664920438, 792789753, 981549218, 1472323827, 1585579506, 2944647654, 3435422263, 6870844526, 10306266789, 20612533578]

約数ペア:

[(1, 20612533578), (2, 10306266789), (3, 6870844526), (6, 3435422263), (7, 2944647654), (13, 1585579506), (14, 1472323827), (21, 981549218), (26, 792789753), (31, 664920438), (39, 528526502), (42, 490774609), (43, 479361246), (62, 332460219), (78, 264263251), (86, 239680623), (91, 226511358), (93, 221640146), (127, 162303414), (129, 159787082), (182, 113255679), (186, 110820073), (217, 94988634), (223, 92432886), (254, 81151707), (258, 79893541), (273, 75503786), (301, 68480178), (381, 54101138), (403, 51147726), (434, 47494317), (446, 46216443), (546, 37751893), (559, 36873942), (602, 34240089), (651, 31662878), (669, 30810962), (762, 27050569), (806, 25573863), (889, 23186202), (903, 22826726), (1118, 18436971), (1209, 17049242), (1302, 15831439), (1333, 15463266), (1338, 15405481), (1561, 13204698), (1651, 12484878), (1677, 12291314), (1778, 11593101), (1806, 11413363), (2418, 8524621), (2666, 7731633), (2667, 7728734), (2821, 7306818), (2899, 7110222), (3122, 6602349), (3302, 6242439), (3354, 6145657), (3913, 5267706), (3937, 5235594), (3999, 5154422), (4683, 4401566), (4953, 4161626), (5334, 3864367), (5461, 3774498), (5642, 3653409), (5798, 3555111), (6913, 2981706), (7826, 2633853), (7874, 2617797), (7998, 2577211), (8463, 2435606), (8697, 2370074), (9331, 2209038), (9366, 2200783), (9589, 2149602), (9906, 2080813), (10922, 1887249), (11557, 1783554), (11739, 1755902), (11811, 1745198), (13826, 1490853), (16383, 1258166), (16926, 1217803), (17329, 1189482), (17394, 1185037), (18662, 1104519), (19178, 1074801), (20293, 1015746), (20739, 993902), (23114, 891777), (23478, 877951), (23622, 872599), (27559, 747942), (27993, 736346), (28321, 727818), (28767, 716534), (32766, 629083), (34658, 594741), (34671, 594518), (38227, 539214), (40586, 507873), (41478, 496951), (48391, 425958), (51181, 402738), (51987, 396494), (55118, 373971), (55986, 368173), (56642, 363909), (57534, 358267), (60879, 338582), (67123, 307086), (69342, 297259), (70993, 290346), (76454, 269607), (82677, 249314), (84963, 242606), (89869, 229362), (96782, 212979), (102362, 201369), (103974, 198247), (114681, 179738), (121303, 169926), (121758, 169291), (124657, 165354), (134246, 153543), (141986, 145173)]