20916196

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24097}}^1$

素因数の和:24139

約数の個数: 24

約数和(自身を含む): 43183616

約数和(自身を除く): 22267420

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24097, 48194, 96388, 168679, 337358, 674716, 747007, 1494014, 2988028, 5229049, 10458098, 20916196]

約数ペア:

[(1, 20916196), (2, 10458098), (4, 5229049), (7, 2988028), (14, 1494014), (28, 747007), (31, 674716), (62, 337358), (124, 168679), (217, 96388), (434, 48194), (868, 24097)]