38964478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 72938880

約数和(自身を除く): 33974402

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 107, 133, 214, 259, 266, 518, 703, 749, 1369, 1406, 1498, 2033, 2738, 3959, 4066, 4921, 7918, 9583, 9842, 14231, 19166, 26011, 27713, 28462, 52022, 55426, 75221, 146483, 150442, 182077, 292966, 364154, 526547, 1025381, 1053094, 2050762, 2783177, 5566354, 19482239, 38964478]

約数ペア:

[(1, 38964478), (2, 19482239), (7, 5566354), (14, 2783177), (19, 2050762), (37, 1053094), (38, 1025381), (74, 526547), (107, 364154), (133, 292966), (214, 182077), (259, 150442), (266, 146483), (518, 75221), (703, 55426), (749, 52022), (1369, 28462), (1406, 27713), (1498, 26011), (2033, 19166), (2738, 14231), (3959, 9842), (4066, 9583), (4921, 7918)]