20424076

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 36560160

約数和(自身を除く): 16136084

約数列:

[1, 2, 4, 89, 103, 178, 206, 356, 412, 557, 1114, 2228, 9167, 18334, 36668, 49573, 57371, 99146, 114742, 198292, 229484, 5106019, 10212038, 20424076]

約数ペア:

[(1, 20424076), (2, 10212038), (4, 5106019), (89, 229484), (103, 198292), (178, 114742), (206, 99146), (356, 57371), (412, 49573), (557, 36668), (1114, 18334), (2228, 9167)]