18986909

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2092

約数の個数: 16

約数和(自身を含む): 21902400

約数和(自身を除く): 2915491

約数列:

[1, 17, 19, 29, 323, 493, 551, 2027, 9367, 34459, 38513, 58783, 654721, 999311, 1116877, 18986909]

約数ペア:

[(1, 18986909), (17, 1116877), (19, 999311), (29, 654721), (323, 58783), (493, 38513), (551, 34459), (2027, 9367)]