19847763

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{169639}}^1$

素因数の和:169658

約数の個数: 12

約数和(自身を含む): 30874480

約数和(自身を除く): 11026717

約数列:

[1, 3, 9, 13, 39, 117, 169639, 508917, 1526751, 2205307, 6615921, 19847763]

約数ペア:

[(1, 19847763), (3, 6615921), (9, 2205307), (13, 1526751), (39, 508917), (117, 169639)]