20168604

素因数分解:

$2^2\times 3^2\times {\mathrm{560239}}^1$

素因数の和:560249

約数の個数: 18

約数和(自身を含む): 50981840

約数和(自身を除く): 30813236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560239, 1120478, 1680717, 2240956, 3361434, 5042151, 6722868, 10084302, 20168604]

約数ペア:

[(1, 20168604), (2, 10084302), (3, 6722868), (4, 5042151), (6, 3361434), (9, 2240956), (12, 1680717), (18, 1120478), (36, 560239)]