20512894591

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{131959}}^1$

素因数の和:132438

約数の個数: 16

約数和(自身を含む): 23942822400

約数和(自身を除く): 3429927809

約数列:

[1, 7, 53, 371, 419, 2933, 22207, 131959, 155449, 923713, 6993827, 48956789, 55290821, 387035747, 2930413513, 20512894591]

約数ペア:

[(1, 20512894591), (7, 2930413513), (53, 387035747), (371, 55290821), (419, 48956789), (2933, 6993827), (22207, 923713), (131959, 155449)]