28415697568

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20650943}}^1$

素因数の和:20650996

約数の個数: 24

約数和(自身を含む): 57244416768

約数和(自身を除く): 28828719200

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20650943, 41301886, 82603772, 165207544, 330415088, 660830176, 887990549, 1775981098, 3551962196, 7103924392, 14207848784, 28415697568]

約数ペア:

[(1, 28415697568), (2, 14207848784), (4, 7103924392), (8, 3551962196), (16, 1775981098), (32, 887990549), (43, 660830176), (86, 330415088), (172, 165207544), (344, 82603772), (688, 41301886), (1376, 20650943)]