18298881

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{947}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 28098720

約数和(自身を除く): 9799839

約数列:

[1, 3, 9, 19, 57, 113, 171, 339, 947, 1017, 2147, 2841, 6441, 8523, 17993, 19323, 53979, 107011, 161937, 321033, 963099, 2033209, 6099627, 18298881]

約数ペア:

[(1, 18298881), (3, 6099627), (9, 2033209), (19, 963099), (57, 321033), (113, 161937), (171, 107011), (339, 53979), (947, 19323), (1017, 17993), (2147, 8523), (2841, 6441)]