18299860

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5479}}^1$

素因数の和:5655

約数の個数: 24

約数和(自身を含む): 38666880

約数和(自身を除く): 20367020

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 5479, 10958, 21916, 27395, 54790, 109580, 914993, 1829986, 3659972, 4574965, 9149930, 18299860]

約数ペア:

[(1, 18299860), (2, 9149930), (4, 4574965), (5, 3659972), (10, 1829986), (20, 914993), (167, 109580), (334, 54790), (668, 27395), (835, 21916), (1670, 10958), (3340, 5479)]