19099340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73459}}^1$

素因数の和:73481

約数の個数: 24

約数和(自身を含む): 43194480

約数和(自身を除く): 24095140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73459, 146918, 293836, 367295, 734590, 954967, 1469180, 1909934, 3819868, 4774835, 9549670, 19099340]

約数ペア:

[(1, 19099340), (2, 9549670), (4, 4774835), (5, 3819868), (10, 1909934), (13, 1469180), (20, 954967), (26, 734590), (52, 367295), (65, 293836), (130, 146918), (260, 73459)]