20388675944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:432

約数の個数: 192

約数和(自身を含む): 49193061120

約数和(自身を除く): 28804385176

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 151, 182, 193, 217, 248, 302, 364, 386, 403, 434, 604, 728, 772, 806, 868, 961, 1057, 1208, 1351, 1544, 1612, 1736, 1922, 1963, 2114, 2509, 2702, 2821, 3224, 3844, 3926, 4228, 4681, 5018, 5404, 5642, 5983, 6727, 7688, 7852, 8456, 9362, 10036, 10808, 11284, 11966, 12493, 13454, 13741, 15704, 17563, 18724, 20072, 22568, 23932, 24986, 26908, 27482, 29143, 32767, 35126, 37448, 41881, 47864, 49972, 53816, 54964, 58286, 60853, 65534, 70252, 77779, 83762, 87451, 99944, 109928, 116572, 121706, 131068, 140504, 145111, 155558, 167524, 174902, 185473, 204001, 233144, 243412, 262136, 290222, 311116, 335048, 349804, 370946, 378859, 408002, 425971, 486824, 544453, 580444, 622232, 699608, 741892, 757718, 816004, 851942, 903433, 1015777, 1088906, 1160888, 1298311, 1483784, 1515436, 1632008, 1703884, 1806866, 1886443, 2031554, 2177812, 2411149, 2596622, 2652013, 3030872, 3407768, 3613732, 3772886, 4063108, 4355624, 4822298, 5193244, 5304026, 6324031, 7227464, 7545772, 8126216, 9644596, 10386488, 10608052, 11744629, 12648062, 13205101, 15091544, 16878043, 19289192, 21216104, 23489258, 25296124, 26410202, 28006423, 33756086, 46978516, 50592248, 52820404, 56012846, 67512172, 82212403, 93957032, 105640808, 112025692, 135024344, 164424806, 196044961, 224051384, 328849612, 364083499, 392089922, 657699224, 728166998, 784179844, 1456333996, 1568359688, 2548584493, 2912667992, 5097168986, 10194337972, 20388675944]

約数ペア:

[(1, 20388675944), (2, 10194337972), (4, 5097168986), (7, 2912667992), (8, 2548584493), (13, 1568359688), (14, 1456333996), (26, 784179844), (28, 728166998), (31, 657699224), (52, 392089922), (56, 364083499), (62, 328849612), (91, 224051384), (104, 196044961), (124, 164424806), (151, 135024344), (182, 112025692), (193, 105640808), (217, 93957032), (248, 82212403), (302, 67512172), (364, 56012846), (386, 52820404), (403, 50592248), (434, 46978516), (604, 33756086), (728, 28006423), (772, 26410202), (806, 25296124), (868, 23489258), (961, 21216104), (1057, 19289192), (1208, 16878043), (1351, 15091544), (1544, 13205101), (1612, 12648062), (1736, 11744629), (1922, 10608052), (1963, 10386488), (2114, 9644596), (2509, 8126216), (2702, 7545772), (2821, 7227464), (3224, 6324031), (3844, 5304026), (3926, 5193244), (4228, 4822298), (4681, 4355624), (5018, 4063108), (5404, 3772886), (5642, 3613732), (5983, 3407768), (6727, 3030872), (7688, 2652013), (7852, 2596622), (8456, 2411149), (9362, 2177812), (10036, 2031554), (10808, 1886443), (11284, 1806866), (11966, 1703884), (12493, 1632008), (13454, 1515436), (13741, 1483784), (15704, 1298311), (17563, 1160888), (18724, 1088906), (20072, 1015777), (22568, 903433), (23932, 851942), (24986, 816004), (26908, 757718), (27482, 741892), (29143, 699608), (32767, 622232), (35126, 580444), (37448, 544453), (41881, 486824), (47864, 425971), (49972, 408002), (53816, 378859), (54964, 370946), (58286, 349804), (60853, 335048), (65534, 311116), (70252, 290222), (77779, 262136), (83762, 243412), (87451, 233144), (99944, 204001), (109928, 185473), (116572, 174902), (121706, 167524), (131068, 155558), (140504, 145111)]