20129121824

素因数分解:

$2^5\times 7^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1\times {\mathrm{1319}}^1$

素因数の和:1882

約数の個数: 96

約数和(自身を含む): 45688769280

約数和(自身を除く): 25559647456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 193, 224, 353, 386, 706, 772, 1319, 1351, 1412, 1544, 2471, 2638, 2702, 2824, 3088, 4942, 5276, 5404, 5648, 6176, 9233, 9884, 10552, 10808, 11296, 18466, 19768, 21104, 21616, 36932, 39536, 42208, 43232, 68129, 73864, 79072, 136258, 147728, 254567, 272516, 295456, 465607, 476903, 509134, 545032, 931214, 953806, 1018268, 1090064, 1781969, 1862428, 1907612, 2036536, 2180128, 3259249, 3563938, 3724856, 3815224, 4073072, 6518498, 7127876, 7449712, 7630448, 8146144, 13036996, 14255752, 14899424, 15260896, 26073992, 28511504, 52147984, 57023008, 89862151, 104295968, 179724302, 359448604, 629035057, 718897208, 1258070114, 1437794416, 2516140228, 2875588832, 5032280456, 10064560912, 20129121824]

約数ペア:

[(1, 20129121824), (2, 10064560912), (4, 5032280456), (7, 2875588832), (8, 2516140228), (14, 1437794416), (16, 1258070114), (28, 718897208), (32, 629035057), (56, 359448604), (112, 179724302), (193, 104295968), (224, 89862151), (353, 57023008), (386, 52147984), (706, 28511504), (772, 26073992), (1319, 15260896), (1351, 14899424), (1412, 14255752), (1544, 13036996), (2471, 8146144), (2638, 7630448), (2702, 7449712), (2824, 7127876), (3088, 6518498), (4942, 4073072), (5276, 3815224), (5404, 3724856), (5648, 3563938), (6176, 3259249), (9233, 2180128), (9884, 2036536), (10552, 1907612), (10808, 1862428), (11296, 1781969), (18466, 1090064), (19768, 1018268), (21104, 953806), (21616, 931214), (36932, 545032), (39536, 509134), (42208, 476903), (43232, 465607), (68129, 295456), (73864, 272516), (79072, 254567), (136258, 147728)]