18221232

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{2731}}^1$

素因数の和:2881

約数の個数: 40

約数和(自身を含む): 47427520

約数和(自身を除く): 29206288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 2731, 3336, 5462, 6672, 8193, 10924, 16386, 21848, 32772, 43696, 65544, 131088, 379609, 759218, 1138827, 1518436, 2277654, 3036872, 4555308, 6073744, 9110616, 18221232]

約数ペア:

[(1, 18221232), (2, 9110616), (3, 6073744), (4, 4555308), (6, 3036872), (8, 2277654), (12, 1518436), (16, 1138827), (24, 759218), (48, 379609), (139, 131088), (278, 65544), (417, 43696), (556, 32772), (834, 21848), (1112, 16386), (1668, 10924), (2224, 8193), (2731, 6672), (3336, 5462)]