18674990

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5351}}^1$

素因数の和:5707

約数の個数: 16

約数和(自身を含む): 33717600

約数和(自身を除く): 15042610

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 5351, 10702, 26755, 53510, 1867499, 3734998, 9337495, 18674990]

約数ペア:

[(1, 18674990), (2, 9337495), (5, 3734998), (10, 1867499), (349, 53510), (698, 26755), (1745, 10702), (3490, 5351)]