20378666

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132329}}^1$

素因数の和:132349

約数の個数: 16

約数和(自身を含む): 38111040

約数和(自身を除く): 17732374

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 132329, 264658, 926303, 1455619, 1852606, 2911238, 10189333, 20378666]

約数ペア:

[(1, 20378666), (2, 10189333), (7, 2911238), (11, 1852606), (14, 1455619), (22, 926303), (77, 264658), (154, 132329)]