20823403772

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{121066301}}^1$

素因数の和:121066348

約数の個数: 12

約数和(自身を含む): 37288421016

約数和(自身を除く): 16465017244

約数列:

[1, 2, 4, 43, 86, 172, 121066301, 242132602, 484265204, 5205850943, 10411701886, 20823403772]

約数ペア:

[(1, 20823403772), (2, 10411701886), (4, 5205850943), (43, 484265204), (86, 242132602), (172, 121066301)]