19814031

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{1163}}^1$

素因数の和:1803

約数の個数: 16

約数和(自身を含む): 29425920

約数和(自身を除く): 9611889

約数列:

[1, 3, 9, 27, 631, 1163, 1893, 3489, 5679, 10467, 17037, 31401, 733853, 2201559, 6604677, 19814031]

約数ペア:

[(1, 19814031), (3, 6604677), (9, 2201559), (27, 733853), (631, 31401), (1163, 17037), (1893, 10467), (3489, 5679)]