19211302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37967}}^1$

素因数の和:38003

約数の個数: 16

約数和(自身を含む): 32804352

約数和(自身を除く): 13593050

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37967, 75934, 417637, 835274, 873241, 1746482, 9605651, 19211302]

約数ペア:

[(1, 19211302), (2, 9605651), (11, 1746482), (22, 873241), (23, 835274), (46, 417637), (253, 75934), (506, 37967)]