28079728

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{3517}}^1$

素因数の和:4024

約数の個数: 20

約数和(自身を含む): 54529000

約数和(自身を除く): 26449272

約数列:

[1, 2, 4, 8, 16, 499, 998, 1996, 3517, 3992, 7034, 7984, 14068, 28136, 56272, 1754983, 3509966, 7019932, 14039864, 28079728]

約数ペア:

[(1, 28079728), (2, 14039864), (4, 7019932), (8, 3509966), (16, 1754983), (499, 56272), (998, 28136), (1996, 14068), (3517, 7984), (3992, 7034)]