18720802

素因数分解:

$2^1\times {\mathrm{1451}}^1\times {\mathrm{6451}}^1$

素因数の和:7904

約数の個数: 8

約数和(自身を含む): 28104912

約数和(自身を除く): 9384110

約数列:

[1, 2, 1451, 2902, 6451, 12902, 9360401, 18720802]

約数ペア:

[(1, 18720802), (2, 9360401), (1451, 12902), (2902, 6451)]