20260048

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11617}}^1$

素因数の和:11734

約数の個数: 20

約数和(自身を含む): 39617380

約数和(自身を除く): 19357332

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11617, 23234, 46468, 92936, 185872, 1266253, 2532506, 5065012, 10130024, 20260048]

約数ペア:

[(1, 20260048), (2, 10130024), (4, 5065012), (8, 2532506), (16, 1266253), (109, 185872), (218, 92936), (436, 46468), (872, 23234), (1744, 11617)]