19090970

素因数分解:

$2^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4409}}^1$

素因数の和:4849

約数の個数: 16

約数和(自身を含む): 34450920

約数和(自身を除く): 15359950

約数列:

[1, 2, 5, 10, 433, 866, 2165, 4330, 4409, 8818, 22045, 44090, 1909097, 3818194, 9545485, 19090970]

約数ペア:

[(1, 19090970), (2, 9545485), (5, 3818194), (10, 1909097), (433, 44090), (866, 22045), (2165, 8818), (4330, 4409)]