19866048888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{70429}}^1$

素因数の和:70541

約数の個数: 128

約数和(自身を含む): 60040166400

約数和(自身を除く): 40174117512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 73, 84, 92, 138, 146, 161, 168, 184, 219, 276, 292, 322, 438, 483, 511, 552, 584, 644, 876, 966, 1022, 1288, 1533, 1679, 1752, 1932, 2044, 3066, 3358, 3864, 4088, 5037, 6132, 6716, 10074, 11753, 12264, 13432, 20148, 23506, 35259, 40296, 47012, 70429, 70518, 94024, 140858, 141036, 211287, 281716, 282072, 422574, 493003, 563432, 845148, 986006, 1479009, 1619867, 1690296, 1972012, 2958018, 3239734, 3944024, 4859601, 5141317, 5916036, 6479468, 9719202, 10282634, 11339069, 11832072, 12958936, 15423951, 19438404, 20565268, 22678138, 30847902, 34017207, 35989219, 38876808, 41130536, 45356276, 61695804, 68034414, 71978438, 90712552, 107967657, 118250291, 123391608, 136068828, 143956876, 215935314, 236500582, 272137656, 287913752, 354750873, 431870628, 473001164, 709501746, 827752037, 863741256, 946002328, 1419003492, 1655504074, 2483256111, 2838006984, 3311008148, 4966512222, 6622016296, 9933024444, 19866048888]

約数ペア:

[(1, 19866048888), (2, 9933024444), (3, 6622016296), (4, 4966512222), (6, 3311008148), (7, 2838006984), (8, 2483256111), (12, 1655504074), (14, 1419003492), (21, 946002328), (23, 863741256), (24, 827752037), (28, 709501746), (42, 473001164), (46, 431870628), (56, 354750873), (69, 287913752), (73, 272137656), (84, 236500582), (92, 215935314), (138, 143956876), (146, 136068828), (161, 123391608), (168, 118250291), (184, 107967657), (219, 90712552), (276, 71978438), (292, 68034414), (322, 61695804), (438, 45356276), (483, 41130536), (511, 38876808), (552, 35989219), (584, 34017207), (644, 30847902), (876, 22678138), (966, 20565268), (1022, 19438404), (1288, 15423951), (1533, 12958936), (1679, 11832072), (1752, 11339069), (1932, 10282634), (2044, 9719202), (3066, 6479468), (3358, 5916036), (3864, 5141317), (4088, 4859601), (5037, 3944024), (6132, 3239734), (6716, 2958018), (10074, 1972012), (11753, 1690296), (12264, 1619867), (13432, 1479009), (20148, 986006), (23506, 845148), (35259, 563432), (40296, 493003), (47012, 422574), (70429, 282072), (70518, 281716), (94024, 211287), (140858, 141036)]