12891842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{3359}}^1$

素因数の和:3481

約数の個数: 16

約数和(自身を含む): 20563200

約数和(自身を除く): 7671358

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3359, 3838, 6718, 63821, 127642, 339259, 678518, 6445921, 12891842]

約数ペア:

[(1, 12891842), (2, 6445921), (19, 678518), (38, 339259), (101, 127642), (202, 63821), (1919, 6718), (3359, 3838)]