20161944867

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2252983}}^1$

素因数の和:2253162

約数の個数: 16

約数和(自身を含む): 28477717760

約数和(自身を除く): 8315772893

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 2252983, 6758949, 42806677, 128420031, 353718331, 1061154993, 6720648289, 20161944867]

約数ペア:

[(1, 20161944867), (3, 6720648289), (19, 1061154993), (57, 353718331), (157, 128420031), (471, 42806677), (2983, 6758949), (8949, 2252983)]