20041587

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{1367}}^1$

素因数の和:1560

約数の個数: 20

約数和(自身を含む): 30126096

約数和(自身を除く): 10084509

約数列:

[1, 3, 9, 27, 81, 181, 543, 1367, 1629, 4101, 4887, 12303, 14661, 36909, 110727, 247427, 742281, 2226843, 6680529, 20041587]

約数ペア:

[(1, 20041587), (3, 6680529), (9, 2226843), (27, 742281), (81, 247427), (181, 110727), (543, 36909), (1367, 14661), (1629, 12303), (4101, 4887)]