218170660

素因数分解:

$2^2\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{9461}}^1$

素因数の和:10623

約数の個数: 24

約数和(自身を含む): 458604216

約数和(自身を除く): 240433556

約数列:

[1, 2, 4, 5, 10, 20, 1153, 2306, 4612, 5765, 9461, 11530, 18922, 23060, 37844, 47305, 94610, 189220, 10908533, 21817066, 43634132, 54542665, 109085330, 218170660]

約数ペア:

[(1, 218170660), (2, 109085330), (4, 54542665), (5, 43634132), (10, 21817066), (20, 10908533), (1153, 189220), (2306, 94610), (4612, 47305), (5765, 37844), (9461, 23060), (11530, 18922)]