19511072

素因数分解:

$2^5\times 7^1\times {\mathrm{87103}}^1$

素因数の和:87120

約数の個数: 24

約数和(自身を含む): 43900416

約数和(自身を除く): 24389344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 87103, 174206, 348412, 609721, 696824, 1219442, 1393648, 2438884, 2787296, 4877768, 9755536, 19511072]

約数ペア:

[(1, 19511072), (2, 9755536), (4, 4877768), (7, 2787296), (8, 2438884), (14, 1393648), (16, 1219442), (28, 696824), (32, 609721), (56, 348412), (112, 174206), (224, 87103)]