19409148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1$

素因数の和:2175

約数の個数: 72

約数和(自身を含む): 55875456

約数和(自身を除く): 36466308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2131, 2277, 3036, 4262, 4554, 6393, 8524, 9108, 12786, 19179, 23441, 25572, 38358, 46882, 49013, 70323, 76716, 93764, 98026, 140646, 147039, 196052, 210969, 281292, 294078, 421938, 441117, 539143, 588156, 843876, 882234, 1078286, 1617429, 1764468, 2156572, 3234858, 4852287, 6469716, 9704574, 19409148]

約数ペア:

[(1, 19409148), (2, 9704574), (3, 6469716), (4, 4852287), (6, 3234858), (9, 2156572), (11, 1764468), (12, 1617429), (18, 1078286), (22, 882234), (23, 843876), (33, 588156), (36, 539143), (44, 441117), (46, 421938), (66, 294078), (69, 281292), (92, 210969), (99, 196052), (132, 147039), (138, 140646), (198, 98026), (207, 93764), (253, 76716), (276, 70323), (396, 49013), (414, 46882), (506, 38358), (759, 25572), (828, 23441), (1012, 19179), (1518, 12786), (2131, 9108), (2277, 8524), (3036, 6393), (4262, 4554)]