67648144

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{9631}}^1$

素因数の和:10078

約数の個数: 20

約数和(自身を含む): 131380480

約数和(自身を除く): 63732336

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 9631, 19262, 38524, 77048, 154096, 4228009, 8456018, 16912036, 33824072, 67648144]

約数ペア:

[(1, 67648144), (2, 33824072), (4, 16912036), (8, 8456018), (16, 4228009), (439, 154096), (878, 77048), (1756, 38524), (3512, 19262), (7024, 9631)]