20217466

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{9421}}^1$

素因数の和:9489

約数の個数: 16

約数和(自身を含む): 32223240

約数和(自身を除く): 12005774

約数列:

[1, 2, 29, 37, 58, 74, 1073, 2146, 9421, 18842, 273209, 348577, 546418, 697154, 10108733, 20217466]

約数ペア:

[(1, 20217466), (2, 10108733), (29, 697154), (37, 546418), (58, 348577), (74, 273209), (1073, 18842), (2146, 9421)]