20960366

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10771}}^1$

素因数の和:10919

約数の個数: 16

約数和(自身を含む): 36193920

約数和(自身を除く): 15233554

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10771, 21542, 75397, 150794, 1497169, 2994338, 10480183, 20960366]

約数ペア:

[(1, 20960366), (2, 10480183), (7, 2994338), (14, 1497169), (139, 150794), (278, 75397), (973, 21542), (1946, 10771)]