19218441

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12391}}^1$

素因数の和:12452

約数の個数: 16

約数和(自身を含む): 28551168

約数和(自身を除く): 9332727

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 12391, 37173, 136301, 408903, 582377, 1747131, 6406147, 19218441]

約数ペア:

[(1, 19218441), (3, 6406147), (11, 1747131), (33, 582377), (47, 408903), (141, 136301), (517, 37173), (1551, 12391)]