19684385

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33083}}^1$

素因数の和:33112

約数の個数: 16

約数和(自身を含む): 28584576

約数和(自身を除く): 8900191

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33083, 165415, 231581, 562411, 1157905, 2812055, 3936877, 19684385]

約数ペア:

[(1, 19684385), (5, 3936877), (7, 2812055), (17, 1157905), (35, 562411), (85, 231581), (119, 165415), (595, 33083)]