18067955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4423}}^1$

素因数の和:4490

約数の個数: 16

約数和(自身を含む): 23358720

約数和(自身を除く): 5290765

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 4423, 22115, 84037, 190189, 420185, 950945, 3613591, 18067955]

約数ペア:

[(1, 18067955), (5, 3613591), (19, 950945), (43, 420185), (95, 190189), (215, 84037), (817, 22115), (4085, 4423)]