18370180

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2647}}^1$

素因数の和:3003

約数の個数: 24

約数和(自身を含む): 38703168

約数和(自身を除く): 20332988

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 2647, 3470, 5294, 6940, 10588, 13235, 26470, 52940, 918509, 1837018, 3674036, 4592545, 9185090, 18370180]

約数ペア:

[(1, 18370180), (2, 9185090), (4, 4592545), (5, 3674036), (10, 1837018), (20, 918509), (347, 52940), (694, 26470), (1388, 13235), (1735, 10588), (2647, 6940), (3470, 5294)]