20875796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{709}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 38825640

約数和(自身を除く): 17949844

約数列:

[1, 2, 4, 17, 34, 68, 433, 709, 866, 1418, 1732, 2836, 7361, 12053, 14722, 24106, 29444, 48212, 306997, 613994, 1227988, 5218949, 10437898, 20875796]

約数ペア:

[(1, 20875796), (2, 10437898), (4, 5218949), (17, 1227988), (34, 613994), (68, 306997), (433, 48212), (709, 29444), (866, 24106), (1418, 14722), (1732, 12053), (2836, 7361)]