18908208

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 62138880

約数和(自身を除く): 43230672

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 27, 33, 36, 44, 46, 48, 54, 66, 69, 72, 88, 92, 99, 108, 132, 138, 144, 173, 176, 184, 198, 207, 216, 253, 264, 276, 297, 346, 368, 396, 414, 432, 506, 519, 528, 552, 594, 621, 692, 759, 792, 828, 1012, 1038, 1104, 1188, 1242, 1384, 1518, 1557, 1584, 1656, 1903, 2024, 2076, 2277, 2376, 2484, 2768, 3036, 3114, 3312, 3806, 3979, 4048, 4152, 4554, 4671, 4752, 4968, 5709, 6072, 6228, 6831, 7612, 7958, 8304, 9108, 9342, 9936, 11418, 11937, 12144, 12456, 13662, 15224, 15916, 17127, 18216, 18684, 22836, 23874, 24912, 27324, 30448, 31832, 34254, 35811, 36432, 37368, 43769, 45672, 47748, 51381, 54648, 63664, 68508, 71622, 74736, 87538, 91344, 95496, 102762, 107433, 109296, 131307, 137016, 143244, 175076, 190992, 205524, 214866, 262614, 274032, 286488, 350152, 393921, 411048, 429732, 525228, 572976, 700304, 787842, 822096, 859464, 1050456, 1181763, 1575684, 1718928, 2100912, 2363526, 3151368, 4727052, 6302736, 9454104, 18908208]

約数ペア:

[(1, 18908208), (2, 9454104), (3, 6302736), (4, 4727052), (6, 3151368), (8, 2363526), (9, 2100912), (11, 1718928), (12, 1575684), (16, 1181763), (18, 1050456), (22, 859464), (23, 822096), (24, 787842), (27, 700304), (33, 572976), (36, 525228), (44, 429732), (46, 411048), (48, 393921), (54, 350152), (66, 286488), (69, 274032), (72, 262614), (88, 214866), (92, 205524), (99, 190992), (108, 175076), (132, 143244), (138, 137016), (144, 131307), (173, 109296), (176, 107433), (184, 102762), (198, 95496), (207, 91344), (216, 87538), (253, 74736), (264, 71622), (276, 68508), (297, 63664), (346, 54648), (368, 51381), (396, 47748), (414, 45672), (432, 43769), (506, 37368), (519, 36432), (528, 35811), (552, 34254), (594, 31832), (621, 30448), (692, 27324), (759, 24912), (792, 23874), (828, 22836), (1012, 18684), (1038, 18216), (1104, 17127), (1188, 15916), (1242, 15224), (1384, 13662), (1518, 12456), (1557, 12144), (1584, 11937), (1656, 11418), (1903, 9936), (2024, 9342), (2076, 9108), (2277, 8304), (2376, 7958), (2484, 7612), (2768, 6831), (3036, 6228), (3114, 6072), (3312, 5709), (3806, 4968), (3979, 4752), (4048, 4671), (4152, 4554)]