20839598

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1439}}^1$

素因数の和:2011

約数の個数: 16

約数和(自身を含む): 33747840

約数和(自身を除く): 12908242

約数列:

[1, 2, 13, 26, 557, 1114, 1439, 2878, 7241, 14482, 18707, 37414, 801523, 1603046, 10419799, 20839598]

約数ペア:

[(1, 20839598), (2, 10419799), (13, 1603046), (26, 801523), (557, 37414), (1114, 18707), (1439, 14482), (2878, 7241)]