20092289

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 23482368

約数和(自身を除く): 3390079

約数列:

[1, 7, 97, 127, 233, 679, 889, 1631, 12319, 22601, 29591, 86233, 158207, 207137, 2870327, 20092289]

約数ペア:

[(1, 20092289), (7, 2870327), (97, 207137), (127, 158207), (233, 86233), (679, 29591), (889, 22601), (1631, 12319)]