20107190

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15349}}^1$

素因数の和:15487

約数の個数: 16

約数和(自身を含む): 36471600

約数和(自身を除く): 16364410

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15349, 30698, 76745, 153490, 2010719, 4021438, 10053595, 20107190]

約数ペア:

[(1, 20107190), (2, 10053595), (5, 4021438), (10, 2010719), (131, 153490), (262, 76745), (655, 30698), (1310, 15349)]