19054552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 23246888

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 47, 68, 88, 94, 136, 187, 188, 271, 374, 376, 517, 542, 748, 799, 1034, 1084, 1496, 1598, 2068, 2168, 2981, 3196, 4136, 4607, 5962, 6392, 8789, 9214, 11924, 12737, 17578, 18428, 23848, 25474, 35156, 36856, 50677, 50948, 70312, 101354, 101896, 140107, 202708, 216529, 280214, 405416, 433058, 560428, 866116, 1120856, 1732232, 2381819, 4763638, 9527276, 19054552]

約数ペア:

[(1, 19054552), (2, 9527276), (4, 4763638), (8, 2381819), (11, 1732232), (17, 1120856), (22, 866116), (34, 560428), (44, 433058), (47, 405416), (68, 280214), (88, 216529), (94, 202708), (136, 140107), (187, 101896), (188, 101354), (271, 70312), (374, 50948), (376, 50677), (517, 36856), (542, 35156), (748, 25474), (799, 23848), (1034, 18428), (1084, 17578), (1496, 12737), (1598, 11924), (2068, 9214), (2168, 8789), (2981, 6392), (3196, 5962), (4136, 4607)]