18873297

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{10433}}^1$

素因数の和:10509

約数の個数: 16

約数和(自身を含む): 28380480

約数和(自身を除く): 9507183

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 10433, 31299, 93897, 281691, 699011, 2097033, 6291099, 18873297]

約数ペア:

[(1, 18873297), (3, 6291099), (9, 2097033), (27, 699011), (67, 281691), (201, 93897), (603, 31299), (1809, 10433)]