18245105

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 22472640

約数和(自身を除く): 4227535

約数列:

[1, 5, 67, 107, 335, 509, 535, 2545, 7169, 34103, 35845, 54463, 170515, 272315, 3649021, 18245105]

約数ペア:

[(1, 18245105), (5, 3649021), (67, 272315), (107, 170515), (335, 54463), (509, 35845), (535, 34103), (2545, 7169)]