18784052

素因数分解:

$2^2\times 7^3\times {\mathrm{13691}}^1$

素因数の和:13716

約数の個数: 24

約数和(自身を含む): 38337600

約数和(自身を除く): 19553548

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 13691, 27382, 54764, 95837, 191674, 383348, 670859, 1341718, 2683436, 4696013, 9392026, 18784052]

約数ペア:

[(1, 18784052), (2, 9392026), (4, 4696013), (7, 2683436), (14, 1341718), (28, 670859), (49, 383348), (98, 191674), (196, 95837), (343, 54764), (686, 27382), (1372, 13691)]