19993244

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{523}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 36973440

約数和(自身を除く): 16980196

約数列:

[1, 2, 4, 19, 38, 76, 503, 523, 1006, 1046, 2012, 2092, 9557, 9937, 19114, 19874, 38228, 39748, 263069, 526138, 1052276, 4998311, 9996622, 19993244]

約数ペア:

[(1, 19993244), (2, 9996622), (4, 4998311), (19, 1052276), (38, 526138), (76, 263069), (503, 39748), (523, 38228), (1006, 19874), (1046, 19114), (2012, 9937), (2092, 9557)]