12906434

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19979}}^1$

素因数の和:20017

約数の個数: 16

約数和(自身を含む): 21578400

約数和(自身を除く): 8671966

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 19979, 39958, 339643, 379601, 679286, 759202, 6453217, 12906434]

約数ペア:

[(1, 12906434), (2, 6453217), (17, 759202), (19, 679286), (34, 379601), (38, 339643), (323, 39958), (646, 19979)]