12996842878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5606921}}^1$

素因数の和:5607003

約数の個数: 16

約数和(自身を含む): 20857749840

約数和(自身を除く): 7860906962

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 5606921, 11213842, 106531499, 213062998, 342022181, 684044362, 6498421439, 12996842878]

約数ペア:

[(1, 12996842878), (2, 6498421439), (19, 684044362), (38, 342022181), (61, 213062998), (122, 106531499), (1159, 11213842), (2318, 5606921)]