19882166

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2753}}^1$

素因数の和:2935

約数の個数: 16

約数和(自身を含む): 31329504

約数和(自身を除く): 11447338

約数列:

[1, 2, 23, 46, 157, 314, 2753, 3611, 5506, 7222, 63319, 126638, 432221, 864442, 9941083, 19882166]

約数ペア:

[(1, 19882166), (2, 9941083), (23, 864442), (46, 432221), (157, 126638), (314, 63319), (2753, 7222), (3611, 5506)]