20625983

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 24489024

約数和(自身を除く): 3863041

約数列:

[1, 7, 37, 97, 259, 679, 821, 3589, 5747, 25123, 30377, 79637, 212639, 557459, 2946569, 20625983]

約数ペア:

[(1, 20625983), (7, 2946569), (37, 557459), (97, 212639), (259, 79637), (679, 30377), (821, 25123), (3589, 5747)]