20148049565

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3575519}}^1$

素因数の和:3575561

約数の個数: 24

約数和(自身を含む): 29347868160

約数和(自身を除く): 9199818595

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 3575519, 17877595, 25028633, 82236937, 125143165, 175200431, 411184685, 575658559, 876002155, 2878292795, 4029609913, 20148049565]

約数ペア:

[(1, 20148049565), (5, 4029609913), (7, 2878292795), (23, 876002155), (35, 575658559), (49, 411184685), (115, 175200431), (161, 125143165), (245, 82236937), (805, 25028633), (1127, 17877595), (5635, 3575519)]