19528666

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:693

約数の個数: 16

約数和(自身を含む): 29736000

約数和(自身を除く): 10207334

約数列:

[1, 2, 139, 199, 278, 353, 398, 706, 27661, 49067, 55322, 70247, 98134, 140494, 9764333, 19528666]

約数ペア:

[(1, 19528666), (2, 9764333), (139, 140494), (199, 98134), (278, 70247), (353, 55322), (398, 49067), (706, 27661)]