164039168

素因数分解:

$2^9\times {\mathrm{320389}}^1$

素因数の和:320407

約数の個数: 20

約数和(自身を含む): 327758970

約数和(自身を除く): 163719802

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 320389, 640778, 1281556, 2563112, 5126224, 10252448, 20504896, 41009792, 82019584, 164039168]

約数ペア:

[(1, 164039168), (2, 82019584), (4, 41009792), (8, 20504896), (16, 10252448), (32, 5126224), (64, 2563112), (128, 1281556), (256, 640778), (512, 320389)]