2551216

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:828

約数の個数: 20

約数和(自身を含む): 4968432

約数和(自身を除く): 2417216

約数列:

[1, 2, 4, 8, 16, 317, 503, 634, 1006, 1268, 2012, 2536, 4024, 5072, 8048, 159451, 318902, 637804, 1275608, 2551216]

約数ペア:

[(1, 2551216), (2, 1275608), (4, 637804), (8, 318902), (16, 159451), (317, 8048), (503, 5072), (634, 4024), (1006, 2536), (1268, 2012)]