19861149

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 33325056

約数和(自身を除く): 13463907

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 231, 381, 677, 889, 1397, 2031, 2667, 4191, 4739, 7447, 9779, 14217, 22341, 29337, 52129, 85979, 156387, 257937, 601853, 945769, 1805559, 2837307, 6620383, 19861149]

約数ペア:

[(1, 19861149), (3, 6620383), (7, 2837307), (11, 1805559), (21, 945769), (33, 601853), (77, 257937), (127, 156387), (231, 85979), (381, 52129), (677, 29337), (889, 22341), (1397, 14217), (2031, 9779), (2667, 7447), (4191, 4739)]