20813826

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{315361}}^1$

素因数の和:315377

約数の個数: 16

約数和(自身を含む): 45412128

約数和(自身を除く): 24598302

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 315361, 630722, 946083, 1892166, 3468971, 6937942, 10406913, 20813826]

約数ペア:

[(1, 20813826), (2, 10406913), (3, 6937942), (6, 3468971), (11, 1892166), (22, 946083), (33, 630722), (66, 315361)]