18867486

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{285871}}^1$

素因数の和:285887

約数の個数: 16

約数和(自身を含む): 41165568

約数和(自身を除く): 22298082

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 285871, 571742, 857613, 1715226, 3144581, 6289162, 9433743, 18867486]

約数ペア:

[(1, 18867486), (2, 9433743), (3, 6289162), (6, 3144581), (11, 1715226), (22, 857613), (33, 571742), (66, 285871)]