66947336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{440443}}^1$

素因数の和:440468

約数の個数: 16

約数和(自身を含む): 132133200

約数和(自身を除く): 65185864

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 440443, 880886, 1761772, 3523544, 8368417, 16736834, 33473668, 66947336]

約数ペア:

[(1, 66947336), (2, 33473668), (4, 16736834), (8, 8368417), (19, 3523544), (38, 1761772), (76, 880886), (152, 440443)]