1999804004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1381}}^1\times {\mathrm{32911}}^1$

素因数の和:34307

約数の個数: 24

約数和(自身を含む): 3820688256

約数和(自身を除く): 1820884252

約数列:

[1, 2, 4, 11, 22, 44, 1381, 2762, 5524, 15191, 30382, 32911, 60764, 65822, 131644, 362021, 724042, 1448084, 45450091, 90900182, 181800364, 499951001, 999902002, 1999804004]

約数ペア:

[(1, 1999804004), (2, 999902002), (4, 499951001), (11, 181800364), (22, 90900182), (44, 45450091), (1381, 1448084), (2762, 724042), (5524, 362021), (15191, 131644), (30382, 65822), (32911, 60764)]