20499174

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13721}}^1$

素因数の和:13812

約数の個数: 24

約数和(自身を含む): 44953272

約数和(自身を除く): 24454098

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13721, 27442, 41163, 82326, 123489, 246978, 1138843, 2277686, 3416529, 6833058, 10249587, 20499174]

約数ペア:

[(1, 20499174), (2, 10249587), (3, 6833058), (6, 3416529), (9, 2277686), (18, 1138843), (83, 246978), (166, 123489), (249, 82326), (498, 41163), (747, 27442), (1494, 13721)]