22581205

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 27630720

約数和(自身を除く): 5049515

約数列:

[1, 5, 103, 163, 269, 515, 815, 1345, 16789, 27707, 43847, 83945, 138535, 219235, 4516241, 22581205]

約数ペア:

[(1, 22581205), (5, 4516241), (103, 219235), (163, 138535), (269, 83945), (515, 43847), (815, 27707), (1345, 16789)]