18087377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{503}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 22643712

約数和(自身を除く): 4556335

約数列:

[1, 7, 11, 77, 467, 503, 3269, 3521, 5137, 5533, 35959, 38731, 234901, 1644307, 2583911, 18087377]

約数ペア:

[(1, 18087377), (7, 2583911), (11, 1644307), (77, 234901), (467, 38731), (503, 35959), (3269, 5533), (3521, 5137)]