20908364

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 37594368

約数和(自身を除く): 16686004

約数列:

[1, 2, 4, 71, 83, 142, 166, 284, 332, 887, 1774, 3548, 5893, 11786, 23572, 62977, 73621, 125954, 147242, 251908, 294484, 5227091, 10454182, 20908364]

約数ペア:

[(1, 20908364), (2, 10454182), (4, 5227091), (71, 294484), (83, 251908), (142, 147242), (166, 125954), (284, 73621), (332, 62977), (887, 23572), (1774, 11786), (3548, 5893)]