19092040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43391}}^1$

素因数の和:43413

約数の個数: 32

約数和(自身を含む): 46863360

約数和(自身を除く): 27771320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43391, 86782, 173564, 216955, 347128, 433910, 477301, 867820, 954602, 1735640, 1909204, 2386505, 3818408, 4773010, 9546020, 19092040]

約数ペア:

[(1, 19092040), (2, 9546020), (4, 4773010), (5, 3818408), (8, 2386505), (10, 1909204), (11, 1735640), (20, 954602), (22, 867820), (40, 477301), (44, 433910), (55, 347128), (88, 216955), (110, 173564), (220, 86782), (440, 43391)]