20778882

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{84467}}^1$

素因数の和:84513

約数の個数: 16

約数和(自身を含む): 42571872

約数和(自身を除く): 21792990

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 84467, 168934, 253401, 506802, 3463147, 6926294, 10389441, 20778882]

約数ペア:

[(1, 20778882), (2, 10389441), (3, 6926294), (6, 3463147), (41, 506802), (82, 253401), (123, 168934), (246, 84467)]