20908294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{3533}}^1$

素因数の和:3815

約数の個数: 16

約数和(自身を含む): 34350480

約数和(自身を除く): 13442186

約数列:

[1, 2, 11, 22, 269, 538, 2959, 3533, 5918, 7066, 38863, 77726, 950377, 1900754, 10454147, 20908294]

約数ペア:

[(1, 20908294), (2, 10454147), (11, 1900754), (22, 950377), (269, 77726), (538, 38863), (2959, 7066), (3533, 5918)]