19956706

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129589}}^1$

素因数の和:129609

約数の個数: 16

約数和(自身を含む): 37321920

約数和(自身を除く): 17365214

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129589, 259178, 907123, 1425479, 1814246, 2850958, 9978353, 19956706]

約数ペア:

[(1, 19956706), (2, 9978353), (7, 2850958), (11, 1814246), (14, 1425479), (22, 907123), (77, 259178), (154, 129589)]