207408218

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{287269}}^1$

素因数の和:287309

約数の個数: 12

約数和(自身を含む): 328349610

約数和(自身を除く): 120941392

約数列:

[1, 2, 19, 38, 361, 722, 287269, 574538, 5458111, 10916222, 103704109, 207408218]

約数ペア:

[(1, 207408218), (2, 103704109), (19, 10916222), (38, 5458111), (361, 574538), (722, 287269)]