20710504

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{38639}}^1$

素因数の和:38712

約数の個数: 16

約数和(自身を含む): 39412800

約数和(自身を除く): 18702296

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 38639, 77278, 154556, 309112, 2588813, 5177626, 10355252, 20710504]

約数ペア:

[(1, 20710504), (2, 10355252), (4, 5177626), (8, 2588813), (67, 309112), (134, 154556), (268, 77278), (536, 38639)]