20953265536

素因数分解:

$2^7\times 7^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 49697141760

約数和(自身を除く): 28743876224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 196, 211, 223, 224, 284, 392, 422, 446, 448, 497, 568, 784, 844, 892, 896, 994, 1136, 1477, 1561, 1568, 1688, 1784, 1988, 2272, 2954, 3122, 3136, 3376, 3479, 3568, 3976, 4544, 5908, 6244, 6272, 6752, 6958, 7136, 7952, 9088, 10339, 10927, 11816, 12488, 13504, 13916, 14272, 14981, 15833, 15904, 20678, 21854, 23632, 24976, 27008, 27832, 28544, 29962, 31666, 31808, 41356, 43708, 47053, 47264, 49952, 55664, 59924, 63332, 63616, 82712, 87416, 94106, 94528, 99904, 104867, 110831, 111328, 119848, 126664, 165424, 174832, 188212, 189056, 199808, 209734, 221662, 222656, 239696, 253328, 329371, 330848, 349664, 376424, 419468, 443324, 445312, 479392, 506656, 658742, 661696, 699328, 734069, 752848, 775817, 838936, 886648, 958784, 1013312, 1317484, 1323392, 1398656, 1468138, 1505696, 1551634, 1677872, 1773296, 1917568, 2026624, 2305597, 2634968, 2936276, 3011392, 3103268, 3340763, 3355744, 3546592, 4611194, 5269936, 5872552, 6022784, 6206536, 6681526, 6711488, 7093184, 9222388, 10539872, 11745104, 12413072, 13363052, 13422976, 14186368, 18444776, 21079744, 23385341, 23490208, 24826144, 26726104, 36889552, 42159488, 46770682, 46980416, 49652288, 53452208, 73779104, 93541364, 93960832, 99304576, 106904416, 147558208, 163697387, 187082728, 213808832, 295116416, 327394774, 374165456, 427617664, 654789548, 748330912, 1309579096, 1496661824, 2619158192, 2993323648, 5238316384, 10476632768, 20953265536]

約数ペア:

[(1, 20953265536), (2, 10476632768), (4, 5238316384), (7, 2993323648), (8, 2619158192), (14, 1496661824), (16, 1309579096), (28, 748330912), (32, 654789548), (49, 427617664), (56, 374165456), (64, 327394774), (71, 295116416), (98, 213808832), (112, 187082728), (128, 163697387), (142, 147558208), (196, 106904416), (211, 99304576), (223, 93960832), (224, 93541364), (284, 73779104), (392, 53452208), (422, 49652288), (446, 46980416), (448, 46770682), (497, 42159488), (568, 36889552), (784, 26726104), (844, 24826144), (892, 23490208), (896, 23385341), (994, 21079744), (1136, 18444776), (1477, 14186368), (1561, 13422976), (1568, 13363052), (1688, 12413072), (1784, 11745104), (1988, 10539872), (2272, 9222388), (2954, 7093184), (3122, 6711488), (3136, 6681526), (3376, 6206536), (3479, 6022784), (3568, 5872552), (3976, 5269936), (4544, 4611194), (5908, 3546592), (6244, 3355744), (6272, 3340763), (6752, 3103268), (6958, 3011392), (7136, 2936276), (7952, 2634968), (9088, 2305597), (10339, 2026624), (10927, 1917568), (11816, 1773296), (12488, 1677872), (13504, 1551634), (13916, 1505696), (14272, 1468138), (14981, 1398656), (15833, 1323392), (15904, 1317484), (20678, 1013312), (21854, 958784), (23632, 886648), (24976, 838936), (27008, 775817), (27832, 752848), (28544, 734069), (29962, 699328), (31666, 661696), (31808, 658742), (41356, 506656), (43708, 479392), (47053, 445312), (47264, 443324), (49952, 419468), (55664, 376424), (59924, 349664), (63332, 330848), (63616, 329371), (82712, 253328), (87416, 239696), (94106, 222656), (94528, 221662), (99904, 209734), (104867, 199808), (110831, 189056), (111328, 188212), (119848, 174832), (126664, 165424)]