19717638

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{80153}}^1$

素因数の和:80199

約数の個数: 16

約数和(自身を含む): 40397616

約数和(自身を除く): 20679978

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 80153, 160306, 240459, 480918, 3286273, 6572546, 9858819, 19717638]

約数ペア:

[(1, 19717638), (2, 9858819), (3, 6572546), (6, 3286273), (41, 480918), (82, 240459), (123, 160306), (246, 80153)]