20199766481

素因数分解:

${\mathrm{157}}^1\times {\mathrm{359}}^1\times {\mathrm{443}}^1\times {\mathrm{809}}^1$

素因数の和:1768

約数の個数: 16

約数和(自身を含む): 20456323200

約数和(自身を除く): 256556719

約数列:

[1, 157, 359, 443, 809, 56363, 69551, 127013, 159037, 290431, 358387, 24968809, 45597667, 56266759, 128660933, 20199766481]

約数ペア:

[(1, 20199766481), (157, 128660933), (359, 56266759), (443, 45597667), (809, 24968809), (56363, 358387), (69551, 290431), (127013, 159037)]