19182009

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7549}}^1$

素因数の和:7581

約数の個数: 24

約数和(自身を含む): 32132800

約数和(自身を除く): 12950791

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 7549, 22647, 52843, 83039, 158529, 249117, 581273, 913429, 1743819, 2740287, 6394003, 19182009]

約数ペア:

[(1, 19182009), (3, 6394003), (7, 2740287), (11, 1743819), (21, 913429), (33, 581273), (77, 249117), (121, 158529), (231, 83039), (363, 52843), (847, 22647), (2541, 7549)]