16680688

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{8209}}^1$

素因数の和:8344

約数の個数: 20

約数和(自身を含む): 32577280

約数和(自身を除く): 15896592

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 8209, 16418, 32836, 65672, 131344, 1042543, 2085086, 4170172, 8340344, 16680688]

約数ペア:

[(1, 16680688), (2, 8340344), (4, 4170172), (8, 2085086), (16, 1042543), (127, 131344), (254, 65672), (508, 32836), (1016, 16418), (2032, 8209)]