2016177989

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409709}}^1$

素因数の和:409772

約数の個数: 16

約数和(自身を含む): 2491036800

約数和(自身を除く): 474858811

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 409709, 2867963, 7784471, 15159233, 54491297, 106114631, 288025427, 2016177989]

約数ペア:

[(1, 2016177989), (7, 288025427), (19, 106114631), (37, 54491297), (133, 15159233), (259, 7784471), (703, 2867963), (4921, 409709)]