20424496

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{1973}}^1$

素因数の和:2628

約数の個数: 20

約数和(自身を含む): 39653712

約数和(自身を除く): 19229216

約数列:

[1, 2, 4, 8, 16, 647, 1294, 1973, 2588, 3946, 5176, 7892, 10352, 15784, 31568, 1276531, 2553062, 5106124, 10212248, 20424496]

約数ペア:

[(1, 20424496), (2, 10212248), (4, 5106124), (8, 2553062), (16, 1276531), (647, 31568), (1294, 15784), (1973, 10352), (2588, 7892), (3946, 5176)]