18742617

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{16931}}^1$

素因数の和:16981

約数の個数: 16

約数和(自身を含む): 28445760

約数和(自身を除く): 9703143

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 16931, 50793, 152379, 457137, 694171, 2082513, 6247539, 18742617]

約数ペア:

[(1, 18742617), (3, 6247539), (9, 2082513), (27, 694171), (41, 457137), (123, 152379), (369, 50793), (1107, 16931)]