20884974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{316439}}^1$

素因数の和:316455

約数の個数: 16

約数和(自身を含む): 45567360

約数和(自身を除く): 24682386

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 316439, 632878, 949317, 1898634, 3480829, 6961658, 10442487, 20884974]

約数ペア:

[(1, 20884974), (2, 10442487), (3, 6961658), (6, 3480829), (11, 1898634), (22, 949317), (33, 632878), (66, 316439)]