20896707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4219}}^1$

素因数の和:4362

約数の個数: 16

約数和(自身を含む): 30248960

約数和(自身を除く): 9352253

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4219, 4953, 12657, 54847, 164541, 535813, 1607439, 6965569, 20896707]

約数ペア:

[(1, 20896707), (3, 6965569), (13, 1607439), (39, 535813), (127, 164541), (381, 54847), (1651, 12657), (4219, 4953)]