19887314

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1657}}^1$

素因数の和:2029

約数の個数: 16

約数和(自身を含む): 31694328

約数和(自身を除く): 11807014

約数列:

[1, 2, 17, 34, 353, 706, 1657, 3314, 6001, 12002, 28169, 56338, 584921, 1169842, 9943657, 19887314]

約数ペア:

[(1, 19887314), (2, 9943657), (17, 1169842), (34, 584921), (353, 56338), (706, 28169), (1657, 12002), (3314, 6001)]