20547512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135181}}^1$

素因数の和:135206

約数の個数: 16

約数和(自身を含む): 40554600

約数和(自身を除く): 20007088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135181, 270362, 540724, 1081448, 2568439, 5136878, 10273756, 20547512]

約数ペア:

[(1, 20547512), (2, 10273756), (4, 5136878), (8, 2568439), (19, 1081448), (38, 540724), (76, 270362), (152, 135181)]