20079423

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24517}}^1$

素因数の和:24543

約数の個数: 24

約数和(自身を含む): 35698208

約数和(自身を除く): 15618785

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24517, 73551, 171619, 220653, 318721, 514857, 956163, 1544571, 2231047, 2868489, 6693141, 20079423]

約数ペア:

[(1, 20079423), (3, 6693141), (7, 2868489), (9, 2231047), (13, 1544571), (21, 956163), (39, 514857), (63, 318721), (91, 220653), (117, 171619), (273, 73551), (819, 24517)]