20659852

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 37044224

約数和(自身を除く): 16384372

約数列:

[1, 2, 4, 67, 127, 134, 254, 268, 508, 607, 1214, 2428, 8509, 17018, 34036, 40669, 77089, 81338, 154178, 162676, 308356, 5164963, 10329926, 20659852]

約数ペア:

[(1, 20659852), (2, 10329926), (4, 5164963), (67, 308356), (127, 162676), (134, 154178), (254, 81338), (268, 77089), (508, 40669), (607, 34036), (1214, 17018), (2428, 8509)]