20217438

素因数分解:

$2^1\times 3^4\times {\mathrm{124799}}^1$

素因数の和:124813

約数の個数: 20

約数和(自身を含む): 45302400

約数和(自身を除く): 25084962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124799, 249598, 374397, 748794, 1123191, 2246382, 3369573, 6739146, 10108719, 20217438]

約数ペア:

[(1, 20217438), (2, 10108719), (3, 6739146), (6, 3369573), (9, 2246382), (18, 1123191), (27, 748794), (54, 374397), (81, 249598), (162, 124799)]