38554978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 76204800

約数和(自身を除く): 37649822

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 89, 97, 154, 178, 194, 203, 319, 406, 623, 638, 679, 979, 1067, 1246, 1358, 1958, 2134, 2233, 2581, 2813, 4466, 5162, 5626, 6853, 7469, 8633, 13706, 14938, 17266, 18067, 19691, 28391, 30943, 36134, 39382, 56782, 60431, 61886, 94963, 120862, 189926, 198737, 216601, 250357, 397474, 433202, 500714, 664741, 1329482, 1752499, 2753927, 3504998, 5507854, 19277489, 38554978]

約数ペア:

[(1, 38554978), (2, 19277489), (7, 5507854), (11, 3504998), (14, 2753927), (22, 1752499), (29, 1329482), (58, 664741), (77, 500714), (89, 433202), (97, 397474), (154, 250357), (178, 216601), (194, 198737), (203, 189926), (319, 120862), (406, 94963), (623, 61886), (638, 60431), (679, 56782), (979, 39382), (1067, 36134), (1246, 30943), (1358, 28391), (1958, 19691), (2134, 18067), (2233, 17266), (2581, 14938), (2813, 13706), (4466, 8633), (5162, 7469), (5626, 6853)]