20445459

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1489}}^1$

素因数の和:1714

約数の個数: 16

約数和(自身を含む): 28608000

約数和(自身を除く): 8162541

約数列:

[1, 3, 23, 69, 199, 597, 1489, 4467, 4577, 13731, 34247, 102741, 296311, 888933, 6815153, 20445459]

約数ペア:

[(1, 20445459), (3, 6815153), (23, 888933), (69, 296311), (199, 102741), (597, 34247), (1489, 13731), (4467, 4577)]