19171702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28111}}^1$

素因数の和:28155

約数の個数: 16

約数和(自身を含む): 32385024

約数和(自身を除く): 13213322

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 28111, 56222, 309221, 618442, 871441, 1742882, 9585851, 19171702]

約数ペア:

[(1, 19171702), (2, 9585851), (11, 1742882), (22, 871441), (31, 618442), (62, 309221), (341, 56222), (682, 28111)]