20001605519

素因数分解:

$7^2\times {\mathrm{5503}}^1\times {\mathrm{74177}}^1$

素因数の和:79694

約数の個数: 12

約数和(自身を含む): 23271715584

約数和(自身を除く): 3270110065

約数列:

[1, 7, 49, 5503, 38521, 74177, 269647, 519239, 3634673, 408196031, 2857372217, 20001605519]

約数ペア:

[(1, 20001605519), (7, 2857372217), (49, 408196031), (5503, 3634673), (38521, 519239), (74177, 269647)]