18108820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39367}}^1$

素因数の和:39399

約数の個数: 24

約数和(自身を含む): 39682944

約数和(自身を除く): 21574124

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39367, 78734, 157468, 196835, 393670, 787340, 905441, 1810882, 3621764, 4527205, 9054410, 18108820]

約数ペア:

[(1, 18108820), (2, 9054410), (4, 4527205), (5, 3621764), (10, 1810882), (20, 905441), (23, 787340), (46, 393670), (92, 196835), (115, 157468), (230, 78734), (460, 39367)]