66396824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{638431}}^1$

素因数の和:638450

約数の個数: 16

約数和(自身を含む): 134070720

約数和(自身を除く): 67673896

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 638431, 1276862, 2553724, 5107448, 8299603, 16599206, 33198412, 66396824]

約数ペア:

[(1, 66396824), (2, 33198412), (4, 16599206), (8, 8299603), (13, 5107448), (26, 2553724), (52, 1276862), (104, 638431)]