2008686519

素因数分解:

$3^4\times 7^1\times {\mathrm{3542657}}^1$

素因数の和:3542676

約数の個数: 20

約数和(自身を含む): 3429292944

約数和(自身を除く): 1420606425

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3542657, 10627971, 24798599, 31883913, 74395797, 95651739, 223187391, 286955217, 669562173, 2008686519]

約数ペア:

[(1, 2008686519), (3, 669562173), (7, 286955217), (9, 223187391), (21, 95651739), (27, 74395797), (63, 31883913), (81, 24798599), (189, 10627971), (567, 3542657)]