66885928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{440039}}^1$

素因数の和:440064

約数の個数: 16

約数和(自身を含む): 132012000

約数和(自身を除く): 65126072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 440039, 880078, 1760156, 3520312, 8360741, 16721482, 33442964, 66885928]

約数ペア:

[(1, 66885928), (2, 33442964), (4, 16721482), (8, 8360741), (19, 3520312), (38, 1760156), (76, 880078), (152, 440039)]