18550195

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 22907520

約数和(自身を除く): 4357325

約数列:

[1, 5, 47, 193, 235, 409, 965, 2045, 9071, 19223, 45355, 78937, 96115, 394685, 3710039, 18550195]

約数ペア:

[(1, 18550195), (5, 3710039), (47, 394685), (193, 96115), (235, 78937), (409, 45355), (965, 19223), (2045, 9071)]