19282509

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{1657}}^1$

素因数の和:2097

約数の個数: 16

約数和(自身を含む): 28650240

約数和(自身を除く): 9367731

約数列:

[1, 3, 9, 27, 431, 1293, 1657, 3879, 4971, 11637, 14913, 44739, 714167, 2142501, 6427503, 19282509]

約数ペア:

[(1, 19282509), (3, 6427503), (9, 2142501), (27, 714167), (431, 44739), (1293, 14913), (1657, 11637), (3879, 4971)]