20264337

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{2477}}^1$

素因数の和:2590

約数の個数: 20

約数和(自身を含む): 30583476

約数和(自身を除く): 10319139

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2477, 2727, 7431, 8181, 22293, 66879, 200637, 250177, 750531, 2251593, 6754779, 20264337]

約数ペア:

[(1, 20264337), (3, 6754779), (9, 2251593), (27, 750531), (81, 250177), (101, 200637), (303, 66879), (909, 22293), (2477, 8181), (2727, 7431)]