20931413881

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{952597}}^1$

素因数の和:952720

約数の個数: 16

約数和(自身を含む): 24813272704

約数和(自身を除く): 3881858823

約数列:

[1, 7, 43, 73, 301, 511, 3139, 21973, 952597, 6668179, 40961671, 69539581, 286731697, 486777067, 2990201983, 20931413881]

約数ペア:

[(1, 20931413881), (7, 2990201983), (43, 486777067), (73, 286731697), (301, 69539581), (511, 40961671), (3139, 6668179), (21973, 952597)]