20782288

素因数分解:

$2^4\times {\mathrm{883}}^1\times {\mathrm{1471}}^1$

素因数の和:2362

約数の個数: 20

約数和(自身を含む): 40338688

約数和(自身を除く): 19556400

約数列:

[1, 2, 4, 8, 16, 883, 1471, 1766, 2942, 3532, 5884, 7064, 11768, 14128, 23536, 1298893, 2597786, 5195572, 10391144, 20782288]

約数ペア:

[(1, 20782288), (2, 10391144), (4, 5195572), (8, 2597786), (16, 1298893), (883, 23536), (1471, 14128), (1766, 11768), (2942, 7064), (3532, 5884)]