20673405984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{90217}}^1$

素因数の和:90279

約数の個数: 192

約数和(自身を含む): 69841723392

約数和(自身を除く): 49168317408

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 32, 33, 42, 44, 48, 56, 62, 66, 77, 84, 88, 93, 96, 112, 124, 132, 154, 168, 176, 186, 217, 224, 231, 248, 264, 308, 336, 341, 352, 372, 434, 462, 496, 528, 616, 651, 672, 682, 744, 868, 924, 992, 1023, 1056, 1232, 1302, 1364, 1488, 1736, 1848, 2046, 2387, 2464, 2604, 2728, 2976, 3472, 3696, 4092, 4774, 5208, 5456, 6944, 7161, 7392, 8184, 9548, 10416, 10912, 14322, 16368, 19096, 20832, 28644, 32736, 38192, 57288, 76384, 90217, 114576, 180434, 229152, 270651, 360868, 541302, 631519, 721736, 992387, 1082604, 1263038, 1443472, 1894557, 1984774, 2165208, 2526076, 2796727, 2886944, 2977161, 3789114, 3969548, 4330416, 5052152, 5593454, 5954322, 6946709, 7578228, 7939096, 8390181, 8660832, 10104304, 11186908, 11908644, 13893418, 15156456, 15878192, 16780362, 19577089, 20208608, 20840127, 22373816, 23817288, 27786836, 30312912, 30763997, 31756384, 33560724, 39154178, 41680254, 44747632, 47634576, 55573672, 58731267, 60625824, 61527994, 67121448, 78308356, 83360508, 89495264, 92291991, 95269152, 111147344, 117462534, 123055988, 134242896, 156616712, 166721016, 184583982, 215347979, 222294688, 234925068, 246111976, 268485792, 313233424, 333442032, 369167964, 430695958, 469850136, 492223952, 626466848, 646043937, 666884064, 738335928, 861391916, 939700272, 984447904, 1292087874, 1476671856, 1722783832, 1879400544, 2584175748, 2953343712, 3445567664, 5168351496, 6891135328, 10336702992, 20673405984]

約数ペア:

[(1, 20673405984), (2, 10336702992), (3, 6891135328), (4, 5168351496), (6, 3445567664), (7, 2953343712), (8, 2584175748), (11, 1879400544), (12, 1722783832), (14, 1476671856), (16, 1292087874), (21, 984447904), (22, 939700272), (24, 861391916), (28, 738335928), (31, 666884064), (32, 646043937), (33, 626466848), (42, 492223952), (44, 469850136), (48, 430695958), (56, 369167964), (62, 333442032), (66, 313233424), (77, 268485792), (84, 246111976), (88, 234925068), (93, 222294688), (96, 215347979), (112, 184583982), (124, 166721016), (132, 156616712), (154, 134242896), (168, 123055988), (176, 117462534), (186, 111147344), (217, 95269152), (224, 92291991), (231, 89495264), (248, 83360508), (264, 78308356), (308, 67121448), (336, 61527994), (341, 60625824), (352, 58731267), (372, 55573672), (434, 47634576), (462, 44747632), (496, 41680254), (528, 39154178), (616, 33560724), (651, 31756384), (672, 30763997), (682, 30312912), (744, 27786836), (868, 23817288), (924, 22373816), (992, 20840127), (1023, 20208608), (1056, 19577089), (1232, 16780362), (1302, 15878192), (1364, 15156456), (1488, 13893418), (1736, 11908644), (1848, 11186908), (2046, 10104304), (2387, 8660832), (2464, 8390181), (2604, 7939096), (2728, 7578228), (2976, 6946709), (3472, 5954322), (3696, 5593454), (4092, 5052152), (4774, 4330416), (5208, 3969548), (5456, 3789114), (6944, 2977161), (7161, 2886944), (7392, 2796727), (8184, 2526076), (9548, 2165208), (10416, 1984774), (10912, 1894557), (14322, 1443472), (16368, 1263038), (19096, 1082604), (20832, 992387), (28644, 721736), (32736, 631519), (38192, 541302), (57288, 360868), (76384, 270651), (90217, 229152), (114576, 180434)]