66771928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{439289}}^1$

素因数の和:439314

約数の個数: 16

約数和(自身を含む): 131787000

約数和(自身を除く): 65015072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 439289, 878578, 1757156, 3514312, 8346491, 16692982, 33385964, 66771928]

約数ペア:

[(1, 66771928), (2, 33385964), (4, 16692982), (8, 8346491), (19, 3514312), (38, 1757156), (76, 878578), (152, 439289)]