20707412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1699}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 39698400

約数和(自身を除く): 18990988

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 1699, 3047, 3398, 6094, 6796, 12188, 18689, 37378, 74756, 470623, 941246, 1882492, 5176853, 10353706, 20707412]

約数ペア:

[(1, 20707412), (2, 10353706), (4, 5176853), (11, 1882492), (22, 941246), (44, 470623), (277, 74756), (554, 37378), (1108, 18689), (1699, 12188), (3047, 6796), (3398, 6094)]