20520436088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135002869}}^1$

素因数の和:135002894

約数の個数: 16

約数和(自身を含む): 40500861000

約数和(自身を除く): 19980424912

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135002869, 270005738, 540011476, 1080022952, 2565054511, 5130109022, 10260218044, 20520436088]

約数ペア:

[(1, 20520436088), (2, 10260218044), (4, 5130109022), (8, 2565054511), (19, 1080022952), (38, 540011476), (76, 270005738), (152, 135002869)]