20083568

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{1259}}^1$

素因数の和:2264

約数の個数: 20

約数和(自身を含む): 38981880

約数和(自身を除く): 18898312

約数列:

[1, 2, 4, 8, 16, 997, 1259, 1994, 2518, 3988, 5036, 7976, 10072, 15952, 20144, 1255223, 2510446, 5020892, 10041784, 20083568]

約数ペア:

[(1, 20083568), (2, 10041784), (4, 5020892), (8, 2510446), (16, 1255223), (997, 20144), (1259, 15952), (1994, 10072), (2518, 7976), (3988, 5036)]