18439992

素因数分解:

$2^3\times 3^2\times {\mathrm{193}}^1\times {\mathrm{1327}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 50238240

約数和(自身を除く): 31798248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 193, 386, 579, 772, 1158, 1327, 1544, 1737, 2316, 2654, 3474, 3981, 4632, 5308, 6948, 7962, 10616, 11943, 13896, 15924, 23886, 31848, 47772, 95544, 256111, 512222, 768333, 1024444, 1536666, 2048888, 2304999, 3073332, 4609998, 6146664, 9219996, 18439992]

約数ペア:

[(1, 18439992), (2, 9219996), (3, 6146664), (4, 4609998), (6, 3073332), (8, 2304999), (9, 2048888), (12, 1536666), (18, 1024444), (24, 768333), (36, 512222), (72, 256111), (193, 95544), (386, 47772), (579, 31848), (772, 23886), (1158, 15924), (1327, 13896), (1544, 11943), (1737, 10616), (2316, 7962), (2654, 6948), (3474, 5308), (3981, 4632)]