18970809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{44221}}^1$

素因数の和:44248

約数の個数: 16

約数和(自身を含む): 29717184

約数和(自身を除く): 10746375

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 44221, 132663, 486431, 574873, 1459293, 1724619, 6323603, 18970809]

約数ペア:

[(1, 18970809), (3, 6323603), (11, 1724619), (13, 1459293), (33, 574873), (39, 486431), (143, 132663), (429, 44221)]