20632401

素因数分解:

$3^5\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 31135104

約数和(自身を除く): 10502703

約数列:

[1, 3, 9, 27, 81, 197, 243, 431, 591, 1293, 1773, 3879, 5319, 11637, 15957, 34911, 47871, 84907, 104733, 254721, 764163, 2292489, 6877467, 20632401]

約数ペア:

[(1, 20632401), (3, 6877467), (9, 2292489), (27, 764163), (81, 254721), (197, 104733), (243, 84907), (431, 47871), (591, 34911), (1293, 15957), (1773, 11637), (3879, 5319)]