16828889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11503}}^1$

素因数の和:11540

約数の個数: 16

約数和(自身を含む): 22087680

約数和(自身を除く): 5258791

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 11503, 80521, 126533, 218557, 885731, 1529899, 2404127, 16828889]

約数ペア:

[(1, 16828889), (7, 2404127), (11, 1529899), (19, 885731), (77, 218557), (133, 126533), (209, 80521), (1463, 11503)]