20641484

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{45667}}^1$

素因数の和:45784

約数の個数: 12

約数和(自身を含む): 36443064

約数和(自身を除く): 15801580

約数列:

[1, 2, 4, 113, 226, 452, 45667, 91334, 182668, 5160371, 10320742, 20641484]

約数ペア:

[(1, 20641484), (2, 10320742), (4, 5160371), (113, 182668), (226, 91334), (452, 45667)]