19700716

素因数分解:

$2^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{857}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 39495456

約数和(自身を除く): 19794740

約数列:

[1, 2, 4, 7, 14, 28, 821, 857, 1642, 1714, 3284, 3428, 5747, 5999, 11494, 11998, 22988, 23996, 703597, 1407194, 2814388, 4925179, 9850358, 19700716]

約数ペア:

[(1, 19700716), (2, 9850358), (4, 4925179), (7, 2814388), (14, 1407194), (28, 703597), (821, 23996), (857, 22988), (1642, 11998), (1714, 11494), (3284, 5999), (3428, 5747)]