20522065

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 25194240

約数和(自身を除く): 4672175

約数列:

[1, 5, 89, 107, 431, 445, 535, 2155, 9523, 38359, 46117, 47615, 191795, 230585, 4104413, 20522065]

約数ペア:

[(1, 20522065), (5, 4104413), (89, 230585), (107, 191795), (431, 47615), (445, 46117), (535, 38359), (2155, 9523)]