20964606

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{268777}}^1$

素因数の和:268795

約数の個数: 16

約数和(自身を含む): 45154704

約数和(自身を除く): 24190098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 268777, 537554, 806331, 1612662, 3494101, 6988202, 10482303, 20964606]

約数ペア:

[(1, 20964606), (2, 10482303), (3, 6988202), (6, 3494101), (13, 1612662), (26, 806331), (39, 537554), (78, 268777)]