18970316

素因数分解:

$2^2\times {\mathrm{479}}^1\times {\mathrm{9901}}^1$

素因数の和:10384

約数の個数: 12

約数和(自身を含む): 33270720

約数和(自身を除く): 14300404

約数列:

[1, 2, 4, 479, 958, 1916, 9901, 19802, 39604, 4742579, 9485158, 18970316]

約数ペア:

[(1, 18970316), (2, 9485158), (4, 4742579), (479, 39604), (958, 19802), (1916, 9901)]