19379971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1030

約数の個数: 16

約数和(自身を含む): 21956704

約数和(自身を除く): 2576733

約数列:

[1, 13, 37, 43, 481, 559, 937, 1591, 12181, 20683, 34669, 40291, 450697, 523783, 1490767, 19379971]

約数ペア:

[(1, 19379971), (13, 1490767), (37, 523783), (43, 450697), (481, 40291), (559, 34669), (937, 20683), (1591, 12181)]