20297912

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{87491}}^1$

素因数の和:87526

約数の個数: 16

約数和(自身を含む): 39371400

約数和(自身を除く): 19073488

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 87491, 174982, 349964, 699928, 2537239, 5074478, 10148956, 20297912]

約数ペア:

[(1, 20297912), (2, 10148956), (4, 5074478), (8, 2537239), (29, 699928), (58, 349964), (116, 174982), (232, 87491)]