1990207388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1664053}}^1$

素因数の和:1664093

約数の個数: 24

約数和(自身を含む): 3913855008

約数和(自身を除く): 1923647620

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 1664053, 3328106, 6656212, 21632689, 38273219, 43265378, 76546438, 86530756, 153092876, 497551847, 995103694, 1990207388]

約数ペア:

[(1, 1990207388), (2, 995103694), (4, 497551847), (13, 153092876), (23, 86530756), (26, 76546438), (46, 43265378), (52, 38273219), (92, 21632689), (299, 6656212), (598, 3328106), (1196, 1664053)]