20873068

素因数分解:

$2^2\times {\mathrm{1063}}^1\times {\mathrm{4909}}^1$

素因数の和:5976

約数の個数: 12

約数和(自身を含む): 36569680

約数和(自身を除く): 15696612

約数列:

[1, 2, 4, 1063, 2126, 4252, 4909, 9818, 19636, 5218267, 10436534, 20873068]

約数ペア:

[(1, 20873068), (2, 10436534), (4, 5218267), (1063, 19636), (2126, 9818), (4252, 4909)]