18319679

素因数分解:

$7^2\times {\mathrm{461}}^1\times {\mathrm{811}}^1$

素因数の和:1286

約数の個数: 12

約数和(自身を含む): 21383208

約数和(自身を除く): 3063529

約数列:

[1, 7, 49, 461, 811, 3227, 5677, 22589, 39739, 373871, 2617097, 18319679]

約数ペア:

[(1, 18319679), (7, 2617097), (49, 373871), (461, 39739), (811, 22589), (3227, 5677)]