20161078

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38921}}^1$

素因数の和:38967

約数の個数: 16

約数和(自身を含む): 35496864

約数和(自身を除く): 15335786

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 38921, 77842, 272447, 544894, 1440077, 2880154, 10080539, 20161078]

約数ペア:

[(1, 20161078), (2, 10080539), (7, 2880154), (14, 1440077), (37, 544894), (74, 272447), (259, 77842), (518, 38921)]