18417020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40037}}^1$

素因数の和:40069

約数の個数: 24

約数和(自身を含む): 40358304

約数和(自身を除く): 21941284

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40037, 80074, 160148, 200185, 400370, 800740, 920851, 1841702, 3683404, 4604255, 9208510, 18417020]

約数ペア:

[(1, 18417020), (2, 9208510), (4, 4604255), (5, 3683404), (10, 1841702), (20, 920851), (23, 800740), (46, 400370), (92, 200185), (115, 160148), (230, 80074), (460, 40037)]