19894336

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{367}}^1$

素因数の和:408

約数の個数: 84

約数和(自身を含む): 49727104

約数和(自身を除く): 29832768

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 367, 448, 484, 616, 704, 734, 847, 968, 1232, 1468, 1694, 1936, 2464, 2569, 2936, 3388, 3872, 4037, 4928, 5138, 5872, 6776, 7744, 8074, 10276, 11744, 13552, 16148, 20552, 23488, 27104, 28259, 32296, 41104, 44407, 54208, 56518, 64592, 82208, 88814, 113036, 129184, 164416, 177628, 226072, 258368, 310849, 355256, 452144, 621698, 710512, 904288, 1243396, 1421024, 1808576, 2486792, 2842048, 4973584, 9947168, 19894336]

約数ペア:

[(1, 19894336), (2, 9947168), (4, 4973584), (7, 2842048), (8, 2486792), (11, 1808576), (14, 1421024), (16, 1243396), (22, 904288), (28, 710512), (32, 621698), (44, 452144), (56, 355256), (64, 310849), (77, 258368), (88, 226072), (112, 177628), (121, 164416), (154, 129184), (176, 113036), (224, 88814), (242, 82208), (308, 64592), (352, 56518), (367, 54208), (448, 44407), (484, 41104), (616, 32296), (704, 28259), (734, 27104), (847, 23488), (968, 20552), (1232, 16148), (1468, 13552), (1694, 11744), (1936, 10276), (2464, 8074), (2569, 7744), (2936, 6776), (3388, 5872), (3872, 5138), (4037, 4928)]