19955474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129581}}^1$

素因数の和:129601

約数の個数: 16

約数和(自身を含む): 37319616

約数和(自身を除く): 17364142

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129581, 259162, 907067, 1425391, 1814134, 2850782, 9977737, 19955474]

約数ペア:

[(1, 19955474), (2, 9977737), (7, 2850782), (11, 1814134), (14, 1425391), (22, 907067), (77, 259162), (154, 129581)]