20163440187

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{67890371}}^1$

素因数の和:67890391

約数の個数: 16

約数和(自身を含む): 32587378560

約数和(自身を除く): 12423938373

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 67890371, 203671113, 611013339, 746794081, 1833040017, 2240382243, 6721146729, 20163440187]

約数ペア:

[(1, 20163440187), (3, 6721146729), (9, 2240382243), (11, 1833040017), (27, 746794081), (33, 611013339), (99, 203671113), (297, 67890371)]