12420737

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 15267840

約数和(自身を除く): 2847103

約数列:

[1, 7, 19, 47, 133, 329, 893, 1987, 6251, 13909, 37753, 93389, 264271, 653723, 1774391, 12420737]

約数ペア:

[(1, 12420737), (7, 1774391), (19, 653723), (47, 264271), (133, 93389), (329, 37753), (893, 13909), (1987, 6251)]