20199402068

素因数分解:

$2^2\times {\mathrm{19463}}^1\times {\mathrm{259459}}^1$

素因数の和:278926

約数の個数: 12

約数和(自身を含む): 35350906080

約数和(自身を除く): 15151504012

約数列:

[1, 2, 4, 19463, 38926, 77852, 259459, 518918, 1037836, 5049850517, 10099701034, 20199402068]

約数ペア:

[(1, 20199402068), (2, 10099701034), (4, 5049850517), (19463, 1037836), (38926, 518918), (77852, 259459)]