19623548

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9871}}^1$

素因数の和:9953

約数の個数: 24

約数和(自身を含む): 39803904

約数和(自身を除く): 20180356

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 9871, 19742, 39484, 69097, 138194, 276388, 700841, 1401682, 2803364, 4905887, 9811774, 19623548]

約数ペア:

[(1, 19623548), (2, 9811774), (4, 4905887), (7, 2803364), (14, 1401682), (28, 700841), (71, 276388), (142, 138194), (284, 69097), (497, 39484), (994, 19742), (1988, 9871)]