20217087

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{68071}}^1$

素因数の和:68091

約数の個数: 16

約数和(自身を含む): 32674560

約数和(自身を除く): 12457473

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 68071, 204213, 612639, 748781, 1837917, 2246343, 6739029, 20217087]

約数ペア:

[(1, 20217087), (3, 6739029), (9, 2246343), (11, 1837917), (27, 748781), (33, 612639), (99, 204213), (297, 68071)]