28220984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{320693}}^1$

素因数の和:320710

約数の個数: 16

約数和(自身を含む): 57724920

約数和(自身を除く): 29503936

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 320693, 641386, 1282772, 2565544, 3527623, 7055246, 14110492, 28220984]

約数ペア:

[(1, 28220984), (2, 14110492), (4, 7055246), (8, 3527623), (11, 2565544), (22, 1282772), (44, 641386), (88, 320693)]