18066159

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{7691}}^1$

素因数の和:7732

約数の個数: 20

約数和(自身を含む): 27921960

約数和(自身を除く): 9855801

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 7691, 23073, 69219, 207657, 223039, 622971, 669117, 2007351, 6022053, 18066159]

約数ペア:

[(1, 18066159), (3, 6022053), (9, 2007351), (27, 669117), (29, 622971), (81, 223039), (87, 207657), (261, 69219), (783, 23073), (2349, 7691)]