2009705984

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27449}}^1$

素因数の和:27491

約数の個数: 80

約数和(自身を含む): 4717666800

約数和(自身を除く): 2707960816

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 512, 572, 704, 832, 1144, 1408, 1664, 2288, 2816, 3328, 4576, 5632, 6656, 9152, 18304, 27449, 36608, 54898, 73216, 109796, 219592, 301939, 356837, 439184, 603878, 713674, 878368, 1207756, 1427348, 1756736, 2415512, 2854696, 3513472, 3925207, 4831024, 5709392, 7026944, 7850414, 9662048, 11418784, 14053888, 15700828, 19324096, 22837568, 31401656, 38648192, 45675136, 62803312, 77296384, 91350272, 125606624, 154592768, 182700544, 251213248, 502426496, 1004852992, 2009705984]

約数ペア:

[(1, 2009705984), (2, 1004852992), (4, 502426496), (8, 251213248), (11, 182700544), (13, 154592768), (16, 125606624), (22, 91350272), (26, 77296384), (32, 62803312), (44, 45675136), (52, 38648192), (64, 31401656), (88, 22837568), (104, 19324096), (128, 15700828), (143, 14053888), (176, 11418784), (208, 9662048), (256, 7850414), (286, 7026944), (352, 5709392), (416, 4831024), (512, 3925207), (572, 3513472), (704, 2854696), (832, 2415512), (1144, 1756736), (1408, 1427348), (1664, 1207756), (2288, 878368), (2816, 713674), (3328, 603878), (4576, 439184), (5632, 356837), (6656, 301939), (9152, 219592), (18304, 109796), (27449, 73216), (36608, 54898)]