19640967

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3739}}^1$

素因数の和:3862

約数の個数: 16

約数和(自身を含む): 28005120

約数和(自身を除く): 8364153

約数列:

[1, 3, 17, 51, 103, 309, 1751, 3739, 5253, 11217, 63563, 190689, 385117, 1155351, 6546989, 19640967]

約数ペア:

[(1, 19640967), (3, 6546989), (17, 1155351), (51, 385117), (103, 190689), (309, 63563), (1751, 11217), (3739, 5253)]