19808676

素因数分解:

$2^2\times 3^2\times {\mathrm{550241}}^1$

素因数の和:550251

約数の個数: 18

約数和(自身を含む): 50072022

約数和(自身を除く): 30263346

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 550241, 1100482, 1650723, 2200964, 3301446, 4952169, 6602892, 9904338, 19808676]

約数ペア:

[(1, 19808676), (2, 9904338), (3, 6602892), (4, 4952169), (6, 3301446), (9, 2200964), (12, 1650723), (18, 1100482), (36, 550241)]