19154205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20269}}^1$

素因数の和:20290

約数の個数: 32

約数和(自身を含む): 38918400

約数和(自身を除く): 19764195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20269, 60807, 101345, 141883, 182421, 304035, 425649, 547263, 709415, 912105, 1276947, 2128245, 2736315, 3830841, 6384735, 19154205]

約数ペア:

[(1, 19154205), (3, 6384735), (5, 3830841), (7, 2736315), (9, 2128245), (15, 1276947), (21, 912105), (27, 709415), (35, 547263), (45, 425649), (63, 304035), (105, 182421), (135, 141883), (189, 101345), (315, 60807), (945, 20269)]