19268767

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 22524480

約数和(自身を除く): 3255713

約数列:

[1, 7, 89, 157, 197, 623, 1099, 1379, 13973, 17533, 30929, 97811, 122731, 216503, 2752681, 19268767]

約数ペア:

[(1, 19268767), (7, 2752681), (89, 216503), (157, 122731), (197, 97811), (623, 30929), (1099, 17533), (1379, 13973)]