20657202639

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1117}}^1\times {\mathrm{3209}}^1$

素因数の和:4459

約数の個数: 32

約数和(自身を含む): 29456706240

約数和(自身を除く): 8799503601

約数列:

[1, 3, 17, 51, 113, 339, 1117, 1921, 3209, 3351, 5763, 9627, 18989, 54553, 56967, 126221, 163659, 362617, 378663, 1087851, 2145757, 3584453, 6164489, 6437271, 10753359, 18493467, 60935701, 182807103, 405043189, 1215129567, 6885734213, 20657202639]

約数ペア:

[(1, 20657202639), (3, 6885734213), (17, 1215129567), (51, 405043189), (113, 182807103), (339, 60935701), (1117, 18493467), (1921, 10753359), (3209, 6437271), (3351, 6164489), (5763, 3584453), (9627, 2145757), (18989, 1087851), (54553, 378663), (56967, 362617), (126221, 163659)]