208065016

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{388181}}^1$

素因数の和:388254

約数の個数: 16

約数和(自身を含む): 395945640

約数和(自身を除く): 187880624

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 388181, 776362, 1552724, 3105448, 26008127, 52016254, 104032508, 208065016]

約数ペア:

[(1, 208065016), (2, 104032508), (4, 52016254), (8, 26008127), (67, 3105448), (134, 1552724), (268, 776362), (536, 388181)]