20295600489

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{5331127}}^1$

素因数の和:5331186

約数の個数: 20

約数和(自身を含む): 30963191424

約数和(自身を除く): 10667590935

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 5331127, 15993381, 47980143, 143940429, 250562969, 431821287, 751688907, 2255066721, 6765200163, 20295600489]

約数ペア:

[(1, 20295600489), (3, 6765200163), (9, 2255066721), (27, 751688907), (47, 431821287), (81, 250562969), (141, 143940429), (423, 47980143), (1269, 15993381), (3807, 5331127)]