20057517

素因数分解:

$3^3\times {\mathrm{571}}^1\times {\mathrm{1301}}^1$

素因数の和:1881

約数の個数: 16

約数和(自身を含む): 29789760

約数和(自身を除く): 9732243

約数列:

[1, 3, 9, 27, 571, 1301, 1713, 3903, 5139, 11709, 15417, 35127, 742871, 2228613, 6685839, 20057517]

約数ペア:

[(1, 20057517), (3, 6685839), (9, 2228613), (27, 742871), (571, 35127), (1301, 15417), (1713, 11709), (3903, 5139)]