20340763

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 22023936

約数和(自身を除く): 1683173

約数列:

[1, 23, 43, 131, 157, 989, 3013, 3611, 5633, 6751, 20567, 129559, 155273, 473041, 884381, 20340763]

約数ペア:

[(1, 20340763), (23, 884381), (43, 473041), (131, 155273), (157, 129559), (989, 20567), (3013, 6751), (3611, 5633)]