20947444

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24133}}^1$

素因数の和:24175

約数の個数: 24

約数和(自身を含む): 43248128

約数和(自身を除く): 22300684

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24133, 48266, 96532, 168931, 337862, 675724, 748123, 1496246, 2992492, 5236861, 10473722, 20947444]

約数ペア:

[(1, 20947444), (2, 10473722), (4, 5236861), (7, 2992492), (14, 1496246), (28, 748123), (31, 675724), (62, 337862), (124, 168931), (217, 96532), (434, 48266), (868, 24133)]