19950685

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 4543715

約数列:

[1, 5, 89, 107, 419, 445, 535, 2095, 9523, 37291, 44833, 47615, 186455, 224165, 3990137, 19950685]

約数ペア:

[(1, 19950685), (5, 3990137), (89, 224165), (107, 186455), (419, 47615), (445, 44833), (535, 37291), (2095, 9523)]