20147347745

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1\times {\mathrm{10613}}^1$

素因数の和:11441

約数の個数: 32

約数和(自身を含む): 28049490432

約数和(自身を除く): 7902142687

約数列:

[1, 5, 7, 35, 73, 365, 511, 743, 2555, 3715, 5201, 10613, 26005, 53065, 54239, 74291, 271195, 371455, 379673, 774749, 1898365, 3873745, 5423243, 7885459, 27116215, 39427295, 55198213, 275991065, 575638507, 2878192535, 4029469549, 20147347745]

約数ペア:

[(1, 20147347745), (5, 4029469549), (7, 2878192535), (35, 575638507), (73, 275991065), (365, 55198213), (511, 39427295), (743, 27116215), (2555, 7885459), (3715, 5423243), (5201, 3873745), (10613, 1898365), (26005, 774749), (53065, 379673), (54239, 371455), (74291, 271195)]