17993430217

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{7120471}}^1$

素因数の和:7120516

約数の個数: 12

約数和(自身を含む): 21703198656

約数和(自身を除く): 3709768439

約数列:

[1, 7, 19, 133, 361, 2527, 7120471, 49843297, 135288949, 947022643, 2570490031, 17993430217]

約数ペア:

[(1, 17993430217), (7, 2570490031), (19, 947022643), (133, 135288949), (361, 49843297), (2527, 7120471)]