20486501

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 24267264

約数和(自身を除く): 3780763

約数列:

[1, 7, 47, 73, 329, 511, 853, 3431, 5971, 24017, 40091, 62269, 280637, 435883, 2926643, 20486501]

約数ペア:

[(1, 20486501), (7, 2926643), (47, 435883), (73, 280637), (329, 62269), (511, 40091), (853, 24017), (3431, 5971)]