20869365

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126481}}^1$

素因数の和:126500

約数の個数: 16

約数和(自身を含む): 36426816

約数和(自身を除く): 15557451

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126481, 379443, 632405, 1391291, 1897215, 4173873, 6956455, 20869365]

約数ペア:

[(1, 20869365), (3, 6956455), (5, 4173873), (11, 1897215), (15, 1391291), (33, 632405), (55, 379443), (165, 126481)]