19161490

素因数分解:

$2^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{5003}}^1$

素因数の和:5393

約数の個数: 16

約数和(自身を含む): 34587648

約数和(自身を除く): 15426158

約数列:

[1, 2, 5, 10, 383, 766, 1915, 3830, 5003, 10006, 25015, 50030, 1916149, 3832298, 9580745, 19161490]

約数ペア:

[(1, 19161490), (2, 9580745), (5, 3832298), (10, 1916149), (383, 50030), (766, 25015), (1915, 10006), (3830, 5003)]