20746448

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2707}}^1$

素因数の和:3194

約数の個数: 20

約数和(自身を含む): 40295040

約数和(自身を除く): 19548592

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2707, 3832, 5414, 7664, 10828, 21656, 43312, 1296653, 2593306, 5186612, 10373224, 20746448]

約数ペア:

[(1, 20746448), (2, 10373224), (4, 5186612), (8, 2593306), (16, 1296653), (479, 43312), (958, 21656), (1916, 10828), (2707, 7664), (3832, 5414)]