1810072981

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{23459}}^1$

素因数の和:23640

約数の個数: 16

約数和(自身を含む): 1981900800

約数和(自身を除く): 171827819

約数列:

[1, 19, 31, 131, 589, 2489, 4061, 23459, 77159, 445721, 727229, 3073129, 13817351, 58389451, 95266999, 1810072981]

約数ペア:

[(1, 1810072981), (19, 95266999), (31, 58389451), (131, 13817351), (589, 3073129), (2489, 727229), (4061, 445721), (23459, 77159)]