18114640

素因数分解:

$2^4\times 5^1\times {\mathrm{226433}}^1$

素因数の和:226446

約数の個数: 20

約数和(自身を含む): 42116724

約数和(自身を除く): 24002084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 226433, 452866, 905732, 1132165, 1811464, 2264330, 3622928, 4528660, 9057320, 18114640]

約数ペア:

[(1, 18114640), (2, 9057320), (4, 4528660), (5, 3622928), (8, 2264330), (10, 1811464), (16, 1132165), (20, 905732), (40, 452866), (80, 226433)]