19380669

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1583}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 13465155

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1583, 1749, 4081, 4749, 11081, 12243, 17413, 33243, 52239, 83899, 121891, 251697, 365673, 587293, 922889, 1761879, 2768667, 6460223, 19380669]

約数ペア:

[(1, 19380669), (3, 6460223), (7, 2768667), (11, 1761879), (21, 922889), (33, 587293), (53, 365673), (77, 251697), (159, 121891), (231, 83899), (371, 52239), (583, 33243), (1113, 17413), (1583, 12243), (1749, 11081), (4081, 4749)]