20941681992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1009}}^1\times {\mathrm{1021}}^1$

素因数の和:2068

約数の個数: 192

約数和(自身を含む): 65896924800

約数和(自身を除く): 44955242808

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 121, 132, 154, 168, 231, 242, 264, 308, 363, 462, 484, 616, 726, 847, 924, 968, 1009, 1021, 1452, 1694, 1848, 2018, 2042, 2541, 2904, 3027, 3063, 3388, 4036, 4084, 5082, 6054, 6126, 6776, 7063, 7147, 8072, 8168, 10164, 11099, 11231, 12108, 12252, 14126, 14294, 20328, 21189, 21441, 22198, 22462, 24216, 24504, 28252, 28588, 33297, 33693, 42378, 42882, 44396, 44924, 56504, 57176, 66594, 67386, 77693, 78617, 84756, 85764, 88792, 89848, 122089, 123541, 133188, 134772, 155386, 157234, 169512, 171528, 233079, 235851, 244178, 247082, 266376, 269544, 310772, 314468, 366267, 370623, 466158, 471702, 488356, 494164, 621544, 628936, 732534, 741246, 854623, 864787, 932316, 943404, 976712, 988328, 1030189, 1465068, 1482492, 1709246, 1729574, 1864632, 1886808, 2060378, 2563869, 2594361, 2930136, 2964984, 3090567, 3418492, 3459148, 4120756, 5127738, 5188722, 6181134, 6836984, 6918296, 7211323, 8241512, 10255476, 10377444, 11332079, 12362268, 14422646, 20510952, 20754888, 21633969, 22664158, 24724536, 28845292, 33996237, 43267938, 45328316, 57690584, 67992474, 79324553, 86535876, 90656632, 124652869, 135984948, 158649106, 173071752, 237973659, 249305738, 271969896, 317298212, 373958607, 475947318, 498611476, 634596424, 747917214, 872570083, 951894636, 997222952, 1495834428, 1745140166, 1903789272, 2617710249, 2991668856, 3490280332, 5235420498, 6980560664, 10470840996, 20941681992]

約数ペア:

[(1, 20941681992), (2, 10470840996), (3, 6980560664), (4, 5235420498), (6, 3490280332), (7, 2991668856), (8, 2617710249), (11, 1903789272), (12, 1745140166), (14, 1495834428), (21, 997222952), (22, 951894636), (24, 872570083), (28, 747917214), (33, 634596424), (42, 498611476), (44, 475947318), (56, 373958607), (66, 317298212), (77, 271969896), (84, 249305738), (88, 237973659), (121, 173071752), (132, 158649106), (154, 135984948), (168, 124652869), (231, 90656632), (242, 86535876), (264, 79324553), (308, 67992474), (363, 57690584), (462, 45328316), (484, 43267938), (616, 33996237), (726, 28845292), (847, 24724536), (924, 22664158), (968, 21633969), (1009, 20754888), (1021, 20510952), (1452, 14422646), (1694, 12362268), (1848, 11332079), (2018, 10377444), (2042, 10255476), (2541, 8241512), (2904, 7211323), (3027, 6918296), (3063, 6836984), (3388, 6181134), (4036, 5188722), (4084, 5127738), (5082, 4120756), (6054, 3459148), (6126, 3418492), (6776, 3090567), (7063, 2964984), (7147, 2930136), (8072, 2594361), (8168, 2563869), (10164, 2060378), (11099, 1886808), (11231, 1864632), (12108, 1729574), (12252, 1709246), (14126, 1482492), (14294, 1465068), (20328, 1030189), (21189, 988328), (21441, 976712), (22198, 943404), (22462, 932316), (24216, 864787), (24504, 854623), (28252, 741246), (28588, 732534), (33297, 628936), (33693, 621544), (42378, 494164), (42882, 488356), (44396, 471702), (44924, 466158), (56504, 370623), (57176, 366267), (66594, 314468), (67386, 310772), (77693, 269544), (78617, 266376), (84756, 247082), (85764, 244178), (88792, 235851), (89848, 233079), (122089, 171528), (123541, 169512), (133188, 157234), (134772, 155386)]