18970161

素因数分解:

$3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{3877}}^1$

素因数の和:4120

約数の個数: 16

約数和(自身を含む): 29038464

約数和(自身を除く): 10068303

約数列:

[1, 3, 7, 21, 233, 699, 1631, 3877, 4893, 11631, 27139, 81417, 903341, 2710023, 6323387, 18970161]

約数ペア:

[(1, 18970161), (3, 6323387), (7, 2710023), (21, 903341), (233, 81417), (699, 27139), (1631, 11631), (3877, 4893)]