20575874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2083}}^1$

素因数の和:2545

約数の個数: 16

約数和(自身を含む): 33760800

約数和(自身を除く): 13184926

約数列:

[1, 2, 11, 22, 449, 898, 2083, 4166, 4939, 9878, 22913, 45826, 935267, 1870534, 10287937, 20575874]

約数ペア:

[(1, 20575874), (2, 10287937), (11, 1870534), (22, 935267), (449, 45826), (898, 22913), (2083, 9878), (4166, 4939)]