20804166

素因数分解:

$2^1\times 3^2\times {\mathrm{443}}^1\times {\mathrm{2609}}^1$

素因数の和:3060

約数の個数: 24

約数和(自身を含む): 45194760

約数和(自身を除く): 24390594

約数列:

[1, 2, 3, 6, 9, 18, 443, 886, 1329, 2609, 2658, 3987, 5218, 7827, 7974, 15654, 23481, 46962, 1155787, 2311574, 3467361, 6934722, 10402083, 20804166]

約数ペア:

[(1, 20804166), (2, 10402083), (3, 6934722), (6, 3467361), (9, 2311574), (18, 1155787), (443, 46962), (886, 23481), (1329, 15654), (2609, 7974), (2658, 7827), (3987, 5218)]