20791078

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{135007}}^1$

素因数の和:135027

約数の個数: 16

約数和(自身を含む): 38882304

約数和(自身を除く): 18091226

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 135007, 270014, 945049, 1485077, 1890098, 2970154, 10395539, 20791078]

約数ペア:

[(1, 20791078), (2, 10395539), (7, 2970154), (11, 1890098), (14, 1485077), (22, 945049), (77, 270014), (154, 135007)]