20689086

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313471}}^1$

素因数の和:313487

約数の個数: 16

約数和(自身を含む): 45139968

約数和(自身を除く): 24450882

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 313471, 626942, 940413, 1880826, 3448181, 6896362, 10344543, 20689086]

約数ペア:

[(1, 20689086), (2, 10344543), (3, 6896362), (6, 3448181), (11, 1880826), (22, 940413), (33, 626942), (66, 313471)]