20148827902

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30621319}}^1$

素因数の和:30621375

約数の個数: 16

約数和(自身を含む): 35275760640

約数和(自身を除く): 15126932738

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 30621319, 61242638, 214349233, 428698466, 1439201993, 2878403986, 10074413951, 20148827902]

約数ペア:

[(1, 20148827902), (2, 10074413951), (7, 2878403986), (14, 1439201993), (47, 428698466), (94, 214349233), (329, 61242638), (658, 30621319)]