20278288

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{2887}}^1$

素因数の和:3334

約数の個数: 20

約数和(自身を含む): 39392320

約数和(自身を除く): 19114032

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 2887, 3512, 5774, 7024, 11548, 23096, 46192, 1267393, 2534786, 5069572, 10139144, 20278288]

約数ペア:

[(1, 20278288), (2, 10139144), (4, 5069572), (8, 2534786), (16, 1267393), (439, 46192), (878, 23096), (1756, 11548), (2887, 7024), (3512, 5774)]