20681782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9127}}^1$

素因数の和:9243

約数の個数: 16

約数和(自身を含む): 34175232

約数和(自身を除く): 13493450

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 9127, 18254, 100397, 200794, 940081, 1880162, 10340891, 20681782]

約数ペア:

[(1, 20681782), (2, 10340891), (11, 1880162), (22, 940081), (103, 200794), (206, 100397), (1133, 18254), (2266, 9127)]