20763902008

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{48971467}}^1$

素因数の和:48971526

約数の個数: 16

約数和(自身を含む): 39666889080

約数和(自身を除く): 18902987072

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 48971467, 97942934, 195885868, 391771736, 2595487751, 5190975502, 10381951004, 20763902008]

約数ペア:

[(1, 20763902008), (2, 10381951004), (4, 5190975502), (8, 2595487751), (53, 391771736), (106, 195885868), (212, 97942934), (424, 48971467)]