18940518

素因数分解:

$2^1\times 3^2\times {\mathrm{937}}^1\times {\mathrm{1123}}^1$

素因数の和:2068

約数の個数: 24

約数和(自身を含む): 41118168

約数和(自身を除く): 22177650

約数列:

[1, 2, 3, 6, 9, 18, 937, 1123, 1874, 2246, 2811, 3369, 5622, 6738, 8433, 10107, 16866, 20214, 1052251, 2104502, 3156753, 6313506, 9470259, 18940518]

約数ペア:

[(1, 18940518), (2, 9470259), (3, 6313506), (6, 3156753), (9, 2104502), (18, 1052251), (937, 20214), (1123, 16866), (1874, 10107), (2246, 8433), (2811, 6738), (3369, 5622)]