18112809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42221}}^1$

素因数の和:42248

約数の個数: 16

約数和(自身を含む): 28373184

約数和(自身を除く): 10260375

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42221, 126663, 464431, 548873, 1393293, 1646619, 6037603, 18112809]

約数ペア:

[(1, 18112809), (3, 6037603), (11, 1646619), (13, 1393293), (33, 548873), (39, 464431), (143, 126663), (429, 42221)]