20544536

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 39498240

約数和(自身を除く): 18953704

約数列:

[1, 2, 4, 8, 73, 127, 146, 254, 277, 292, 508, 554, 584, 1016, 1108, 2216, 9271, 18542, 20221, 35179, 37084, 40442, 70358, 74168, 80884, 140716, 161768, 281432, 2568067, 5136134, 10272268, 20544536]

約数ペア:

[(1, 20544536), (2, 10272268), (4, 5136134), (8, 2568067), (73, 281432), (127, 161768), (146, 140716), (254, 80884), (277, 74168), (292, 70358), (508, 40442), (554, 37084), (584, 35179), (1016, 20221), (1108, 18542), (2216, 9271)]