18709407

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{16901}}^1$

素因数の和:16951

約数の個数: 16

約数和(自身を含む): 28395360

約数和(自身を除く): 9685953

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 16901, 50703, 152109, 456327, 692941, 2078823, 6236469, 18709407]

約数ペア:

[(1, 18709407), (3, 6236469), (9, 2078823), (27, 692941), (41, 456327), (123, 152109), (369, 50703), (1107, 16901)]