20199643137

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{301789}}^1$

素因数の和:301902

約数の個数: 32

約数和(自身を含む): 31193014400

約数和(自身を除く): 10993371263

約数列:

[1, 3, 9, 27, 37, 67, 111, 201, 333, 603, 999, 1809, 2479, 7437, 22311, 66933, 301789, 905367, 2716101, 8148303, 11166193, 20219863, 33498579, 60659589, 100495737, 181978767, 301487211, 545936301, 748134931, 2244404793, 6733214379, 20199643137]

約数ペア:

[(1, 20199643137), (3, 6733214379), (9, 2244404793), (27, 748134931), (37, 545936301), (67, 301487211), (111, 181978767), (201, 100495737), (333, 60659589), (603, 33498579), (999, 20219863), (1809, 11166193), (2479, 8148303), (7437, 2716101), (22311, 905367), (66933, 301789)]