20168964918

素因数分解:

$2^1\times 3^2\times {\mathrm{1120498051}}^1$

素因数の和:1120498059

約数の個数: 12

約数和(自身を含む): 43699424028

約数和(自身を除く): 23530459110

約数列:

[1, 2, 3, 6, 9, 18, 1120498051, 2240996102, 3361494153, 6722988306, 10084482459, 20168964918]

約数ペア:

[(1, 20168964918), (2, 10084482459), (3, 6722988306), (6, 3361494153), (9, 2240996102), (18, 1120498051)]