20493544

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{14153}}^1$

素因数の和:14340

約数の個数: 16

約数和(自身を含む): 38640420

約数和(自身を除く): 18146876

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 14153, 28306, 56612, 113224, 2561693, 5123386, 10246772, 20493544]

約数ペア:

[(1, 20493544), (2, 10246772), (4, 5123386), (8, 2561693), (181, 113224), (362, 56612), (724, 28306), (1448, 14153)]