19088542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9749}}^1$

素因数の和:9851

約数の個数: 16

約数和(自身を含む): 31590000

約数和(自身を除く): 12501458

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 9749, 19498, 107239, 214478, 867661, 1735322, 9544271, 19088542]

約数ペア:

[(1, 19088542), (2, 9544271), (11, 1735322), (22, 867661), (89, 214478), (178, 107239), (979, 19498), (1958, 9749)]