16891218

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{30271}}^1$

素因数の和:30310

約数の個数: 24

約数和(自身を含む): 37779456

約数和(自身を除く): 20888238

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 30271, 60542, 90813, 181626, 272439, 544878, 938401, 1876802, 2815203, 5630406, 8445609, 16891218]

約数ペア:

[(1, 16891218), (2, 8445609), (3, 5630406), (6, 2815203), (9, 1876802), (18, 938401), (31, 544878), (62, 272439), (93, 181626), (186, 90813), (279, 60542), (558, 30271)]