20931493776

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{953}}^1$

素因数の和:1233

約数の個数: 160

約数和(自身を含む): 56640124800

約数和(自身を除く): 35708631024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 83, 111, 148, 149, 166, 222, 249, 296, 298, 332, 444, 447, 498, 592, 596, 664, 888, 894, 953, 996, 1192, 1328, 1776, 1788, 1906, 1992, 2384, 2859, 3071, 3576, 3812, 3984, 5513, 5718, 6142, 7152, 7624, 9213, 11026, 11436, 12284, 12367, 15248, 16539, 18426, 22052, 22872, 24568, 24734, 33078, 35261, 36852, 37101, 44104, 45744, 49136, 49468, 66156, 70522, 73704, 74202, 79099, 88208, 98936, 105783, 132312, 141044, 141997, 147408, 148404, 158198, 197872, 211566, 237297, 264624, 282088, 283994, 296808, 316396, 423132, 425991, 457579, 474594, 564176, 567988, 593616, 632792, 846264, 851982, 915158, 949188, 1135976, 1265584, 1372737, 1692528, 1703964, 1830316, 1898376, 2271952, 2745474, 2926663, 3407928, 3660632, 3796752, 5253889, 5490948, 5853326, 6815856, 7321264, 8779989, 10507778, 10981896, 11706652, 11785751, 15761667, 17559978, 21015556, 21963792, 23413304, 23571502, 31523334, 35119956, 35357253, 42031112, 46826608, 47143004, 63046668, 70239912, 70714506, 84062224, 94286008, 126093336, 140479824, 141429012, 188572016, 252186672, 282858024, 436072787, 565716048, 872145574, 1308218361, 1744291148, 2616436722, 3488582296, 5232873444, 6977164592, 10465746888, 20931493776]

約数ペア:

[(1, 20931493776), (2, 10465746888), (3, 6977164592), (4, 5232873444), (6, 3488582296), (8, 2616436722), (12, 1744291148), (16, 1308218361), (24, 872145574), (37, 565716048), (48, 436072787), (74, 282858024), (83, 252186672), (111, 188572016), (148, 141429012), (149, 140479824), (166, 126093336), (222, 94286008), (249, 84062224), (296, 70714506), (298, 70239912), (332, 63046668), (444, 47143004), (447, 46826608), (498, 42031112), (592, 35357253), (596, 35119956), (664, 31523334), (888, 23571502), (894, 23413304), (953, 21963792), (996, 21015556), (1192, 17559978), (1328, 15761667), (1776, 11785751), (1788, 11706652), (1906, 10981896), (1992, 10507778), (2384, 8779989), (2859, 7321264), (3071, 6815856), (3576, 5853326), (3812, 5490948), (3984, 5253889), (5513, 3796752), (5718, 3660632), (6142, 3407928), (7152, 2926663), (7624, 2745474), (9213, 2271952), (11026, 1898376), (11436, 1830316), (12284, 1703964), (12367, 1692528), (15248, 1372737), (16539, 1265584), (18426, 1135976), (22052, 949188), (22872, 915158), (24568, 851982), (24734, 846264), (33078, 632792), (35261, 593616), (36852, 567988), (37101, 564176), (44104, 474594), (45744, 457579), (49136, 425991), (49468, 423132), (66156, 316396), (70522, 296808), (73704, 283994), (74202, 282088), (79099, 264624), (88208, 237297), (98936, 211566), (105783, 197872), (132312, 158198), (141044, 148404), (141997, 147408)]