2019974957

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2017957}}^1$

素因数の和:2017988

約数の個数: 16

約数和(自身を含む): 2712135552

約数和(自身を除く): 692160595

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2017957, 14125699, 22197527, 26233441, 155382689, 183634087, 288567851, 2019974957]

約数ペア:

[(1, 2019974957), (7, 288567851), (11, 183634087), (13, 155382689), (77, 26233441), (91, 22197527), (143, 14125699), (1001, 2017957)]