2019090787

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1\times {\mathrm{5227}}^1$

素因数の和:5770

約数の個数: 16

約数和(自身を含む): 2330433280

約数和(自身を除く): 311342493

約数列:

[1, 7, 139, 397, 973, 2779, 5227, 36589, 55183, 386281, 726553, 2075119, 5085871, 14525833, 288441541, 2019090787]

約数ペア:

[(1, 2019090787), (7, 288441541), (139, 14525833), (397, 5085871), (973, 2075119), (2779, 726553), (5227, 386281), (36589, 55183)]