20165401984

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10753}}^1$

素因数の和:10817

約数の個数: 192

約数和(自身を含む): 52519955040

約数和(自身を除く): 32354553056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 49, 52, 56, 64, 91, 92, 98, 104, 112, 128, 161, 182, 184, 196, 208, 224, 299, 322, 364, 368, 392, 416, 448, 598, 637, 644, 728, 736, 784, 832, 896, 1127, 1196, 1274, 1288, 1456, 1472, 1568, 1664, 2093, 2254, 2392, 2548, 2576, 2912, 2944, 3136, 4186, 4508, 4784, 5096, 5152, 5824, 6272, 8372, 9016, 9568, 10192, 10304, 10753, 11648, 14651, 16744, 18032, 19136, 20384, 20608, 21506, 29302, 33488, 36064, 38272, 40768, 43012, 58604, 66976, 72128, 75271, 81536, 86024, 117208, 133952, 139789, 144256, 150542, 172048, 234416, 247319, 267904, 279578, 301084, 344096, 468832, 494638, 526897, 559156, 602168, 688192, 937664, 978523, 989276, 1053794, 1118312, 1204336, 1376384, 1731233, 1875328, 1957046, 1978552, 2107588, 2236624, 2408672, 3215147, 3462466, 3914092, 3957104, 4215176, 4473248, 4817344, 6430294, 6849661, 6924932, 7828184, 7914208, 8430352, 8946496, 9634688, 12118631, 12860588, 13699322, 13849864, 15656368, 15828416, 16860704, 17892992, 22506029, 24237262, 25721176, 27398644, 27699728, 31312736, 31656832, 33721408, 45012058, 48474524, 51442352, 54797288, 55399456, 62625472, 67442816, 90024116, 96949048, 102884704, 109594576, 110798912, 125250944, 157542203, 180048232, 193898096, 205769408, 219189152, 221597824, 315084406, 360096464, 387796192, 411538816, 438378304, 630168812, 720192928, 775592384, 876756608, 1260337624, 1440385856, 1551184768, 2520675248, 2880771712, 5041350496, 10082700992, 20165401984]

約数ペア:

[(1, 20165401984), (2, 10082700992), (4, 5041350496), (7, 2880771712), (8, 2520675248), (13, 1551184768), (14, 1440385856), (16, 1260337624), (23, 876756608), (26, 775592384), (28, 720192928), (32, 630168812), (46, 438378304), (49, 411538816), (52, 387796192), (56, 360096464), (64, 315084406), (91, 221597824), (92, 219189152), (98, 205769408), (104, 193898096), (112, 180048232), (128, 157542203), (161, 125250944), (182, 110798912), (184, 109594576), (196, 102884704), (208, 96949048), (224, 90024116), (299, 67442816), (322, 62625472), (364, 55399456), (368, 54797288), (392, 51442352), (416, 48474524), (448, 45012058), (598, 33721408), (637, 31656832), (644, 31312736), (728, 27699728), (736, 27398644), (784, 25721176), (832, 24237262), (896, 22506029), (1127, 17892992), (1196, 16860704), (1274, 15828416), (1288, 15656368), (1456, 13849864), (1472, 13699322), (1568, 12860588), (1664, 12118631), (2093, 9634688), (2254, 8946496), (2392, 8430352), (2548, 7914208), (2576, 7828184), (2912, 6924932), (2944, 6849661), (3136, 6430294), (4186, 4817344), (4508, 4473248), (4784, 4215176), (5096, 3957104), (5152, 3914092), (5824, 3462466), (6272, 3215147), (8372, 2408672), (9016, 2236624), (9568, 2107588), (10192, 1978552), (10304, 1957046), (10753, 1875328), (11648, 1731233), (14651, 1376384), (16744, 1204336), (18032, 1118312), (19136, 1053794), (20384, 989276), (20608, 978523), (21506, 937664), (29302, 688192), (33488, 602168), (36064, 559156), (38272, 526897), (40768, 494638), (43012, 468832), (58604, 344096), (66976, 301084), (72128, 279578), (75271, 267904), (81536, 247319), (86024, 234416), (117208, 172048), (133952, 150542), (139789, 144256)]