19795565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{503}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 25256448

約数和(自身を除く): 5460883

約数列:

[1, 5, 17, 85, 463, 503, 2315, 2515, 7871, 8551, 39355, 42755, 232889, 1164445, 3959113, 19795565]

約数ペア:

[(1, 19795565), (5, 3959113), (17, 1164445), (85, 232889), (463, 42755), (503, 39355), (2315, 8551), (2515, 7871)]