66779528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{439339}}^1$

素因数の和:439364

約数の個数: 16

約数和(自身を含む): 131802000

約数和(自身を除く): 65022472

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 439339, 878678, 1757356, 3514712, 8347441, 16694882, 33389764, 66779528]

約数ペア:

[(1, 66779528), (2, 33389764), (4, 16694882), (8, 8347441), (19, 3514712), (38, 1757356), (76, 878678), (152, 439339)]