18561874460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40351901}}^1$

素因数の和:40351933

約数の個数: 24

約数和(自身を含む): 40674717216

約数和(自身を除く): 22112842756

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40351901, 80703802, 161407604, 201759505, 403519010, 807038020, 928093723, 1856187446, 3712374892, 4640468615, 9280937230, 18561874460]

約数ペア:

[(1, 18561874460), (2, 9280937230), (4, 4640468615), (5, 3712374892), (10, 1856187446), (20, 928093723), (23, 807038020), (46, 403519010), (92, 201759505), (115, 161407604), (230, 80703802), (460, 40351901)]