20173805561

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{504989}}^1$

素因数の和:505448

約数の個数: 16

約数和(自身を含む): 24885907200

約数和(自身を除く): 4712101639

約数列:

[1, 7, 13, 91, 439, 3073, 5707, 39949, 504989, 3534923, 6564857, 45953999, 221690171, 1551831197, 2881972223, 20173805561]

約数ペア:

[(1, 20173805561), (7, 2881972223), (13, 1551831197), (91, 221690171), (439, 45953999), (3073, 6564857), (5707, 3534923), (39949, 504989)]