20526213

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4933}}^1$

素因数の和:5028

約数の個数: 16

約数和(自身を含む): 29209280

約数和(自身を除く): 8683067

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4933, 14799, 93727, 281181, 360109, 1080327, 6842071, 20526213]

約数ペア:

[(1, 20526213), (3, 6842071), (19, 1080327), (57, 360109), (73, 281181), (219, 93727), (1387, 14799), (4161, 4933)]