18549734

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 34350480

約数和(自身を除く): 15800746

約数列:

[1, 2, 7, 14, 29, 49, 58, 61, 98, 107, 122, 203, 214, 406, 427, 749, 854, 1421, 1498, 1769, 2842, 2989, 3103, 3538, 5243, 5978, 6206, 6527, 10486, 12383, 13054, 21721, 24766, 43442, 45689, 86681, 91378, 152047, 173362, 189283, 304094, 319823, 378566, 639646, 1324981, 2649962, 9274867, 18549734]

約数ペア:

[(1, 18549734), (2, 9274867), (7, 2649962), (14, 1324981), (29, 639646), (49, 378566), (58, 319823), (61, 304094), (98, 189283), (107, 173362), (122, 152047), (203, 91378), (214, 86681), (406, 45689), (427, 43442), (749, 24766), (854, 21721), (1421, 13054), (1498, 12383), (1769, 10486), (2842, 6527), (2989, 6206), (3103, 5978), (3538, 5243)]