18923051

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 23355360

約数和(自身を除く): 4432309

約数列:

[1, 7, 29, 31, 97, 203, 217, 679, 899, 961, 2813, 3007, 6293, 6727, 19691, 21049, 27869, 87203, 93217, 195083, 610421, 652519, 2703293, 18923051]

約数ペア:

[(1, 18923051), (7, 2703293), (29, 652519), (31, 610421), (97, 195083), (203, 93217), (217, 87203), (679, 27869), (899, 21049), (961, 19691), (2813, 6727), (3007, 6293)]