20167256874

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{81980719}}^1$

素因数の和:81980765

約数の個数: 16

約数和(自身を含む): 41318282880

約数和(自身を除く): 21151026006

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 81980719, 163961438, 245942157, 491884314, 3361209479, 6722418958, 10083628437, 20167256874]

約数ペア:

[(1, 20167256874), (2, 10083628437), (3, 6722418958), (6, 3361209479), (41, 491884314), (82, 245942157), (123, 163961438), (246, 81980719)]