20778062

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:568

約数の個数: 24

約数和(自身を含む): 33445440

約数和(自身を除く): 12667378

約数列:

[1, 2, 23, 41, 46, 82, 479, 529, 943, 958, 1058, 1886, 11017, 19639, 21689, 22034, 39278, 43378, 253391, 451697, 506782, 903394, 10389031, 20778062]

約数ペア:

[(1, 20778062), (2, 10389031), (23, 903394), (41, 506782), (46, 451697), (82, 253391), (479, 43378), (529, 39278), (943, 22034), (958, 21689), (1058, 19639), (1886, 11017)]