18004408

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{3511}}^1$

素因数の和:4158

約数の個数: 16

約数和(自身を含む): 33820560

約数和(自身を除く): 15816152

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 3511, 5128, 7022, 14044, 28088, 2250551, 4501102, 9002204, 18004408]

約数ペア:

[(1, 18004408), (2, 9002204), (4, 4501102), (8, 2250551), (641, 28088), (1282, 14044), (2564, 7022), (3511, 5128)]