22277905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20161}}^1$

素因数の和:20196

約数の個数: 16

約数和(自身を含む): 30484944

約数和(自身を除く): 8207039

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 20161, 100805, 262093, 342737, 1310465, 1713685, 4455581, 22277905]

約数ペア:

[(1, 22277905), (5, 4455581), (13, 1713685), (17, 1310465), (65, 342737), (85, 262093), (221, 100805), (1105, 20161)]