20512281616

素因数分解:

$2^4\times {\mathrm{1282017601}}^1$

素因数の和:1282017609

約数の個数: 10

約数和(自身を含む): 39742545662

約数和(自身を除く): 19230264046

約数列:

[1, 2, 4, 8, 16, 1282017601, 2564035202, 5128070404, 10256140808, 20512281616]

約数ペア:

[(1, 20512281616), (2, 10256140808), (4, 5128070404), (8, 2564035202), (16, 1282017601)]