20778234

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31771}}^1$

素因数の和:31885

約数の個数: 16

約数和(自身を含む): 41939040

約数和(自身を除く): 21160806

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31771, 63542, 95313, 190626, 3463039, 6926078, 10389117, 20778234]

約数ペア:

[(1, 20778234), (2, 10389117), (3, 6926078), (6, 3463039), (109, 190626), (218, 95313), (327, 63542), (654, 31771)]