20628146

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133949}}^1$

素因数の和:133969

約数の個数: 16

約数和(自身を含む): 38577600

約数和(自身を除く): 17949454

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 133949, 267898, 937643, 1473439, 1875286, 2946878, 10314073, 20628146]

約数ペア:

[(1, 20628146), (2, 10314073), (7, 2946878), (11, 1875286), (14, 1473439), (22, 937643), (77, 267898), (154, 133949)]