19441287

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 28813824

約数和(自身を除く): 9372537

約数列:

[1, 3, 9, 73, 127, 219, 233, 381, 657, 699, 1143, 2097, 9271, 17009, 27813, 29591, 51027, 83439, 88773, 153081, 266319, 2160143, 6480429, 19441287]

約数ペア:

[(1, 19441287), (3, 6480429), (9, 2160143), (73, 266319), (127, 153081), (219, 88773), (233, 83439), (381, 51027), (657, 29591), (699, 27813), (1143, 17009), (2097, 9271)]