20001018

素因数分解:

$2^1\times 3^1\times {\mathrm{281}}^1\times {\mathrm{11863}}^1$

素因数の和:12149

約数の個数: 16

約数和(自身を含む): 40147776

約数和(自身を除く): 20146758

約数列:

[1, 2, 3, 6, 281, 562, 843, 1686, 11863, 23726, 35589, 71178, 3333503, 6667006, 10000509, 20001018]

約数ペア:

[(1, 20001018), (2, 10000509), (3, 6667006), (6, 3333503), (281, 71178), (562, 35589), (843, 23726), (1686, 11863)]