20679496317

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{937463}}^1$

素因数の和:937534

約数の個数: 32

約数和(自身を含む): 32998732800

約数和(自身を除く): 12319236483

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 817, 1161, 2451, 7353, 22059, 937463, 2812389, 8437167, 17811797, 25311501, 40310909, 53435391, 120932727, 160306173, 362798181, 480918519, 765907271, 1088394543, 2297721813, 6893165439, 20679496317]

約数ペア:

[(1, 20679496317), (3, 6893165439), (9, 2297721813), (19, 1088394543), (27, 765907271), (43, 480918519), (57, 362798181), (129, 160306173), (171, 120932727), (387, 53435391), (513, 40310909), (817, 25311501), (1161, 17811797), (2451, 8437167), (7353, 2812389), (22059, 937463)]