20019666

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{45707}}^1$

素因数の和:45785

約数の個数: 16

約数和(自身を含む): 40588704

約数和(自身を除く): 20569038

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 45707, 91414, 137121, 274242, 3336611, 6673222, 10009833, 20019666]

約数ペア:

[(1, 20019666), (2, 10009833), (3, 6673222), (6, 3336611), (73, 274242), (146, 137121), (219, 91414), (438, 45707)]