18840312

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 55111680

約数和(自身を除く): 36271368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 31, 36, 46, 62, 69, 72, 92, 93, 124, 138, 184, 186, 207, 248, 276, 279, 367, 372, 414, 552, 558, 713, 734, 744, 828, 1101, 1116, 1426, 1468, 1656, 2139, 2202, 2232, 2852, 2936, 3303, 4278, 4404, 5704, 6417, 6606, 8441, 8556, 8808, 11377, 12834, 13212, 16882, 17112, 22754, 25323, 25668, 26424, 33764, 34131, 45508, 50646, 51336, 67528, 68262, 75969, 91016, 101292, 102393, 136524, 151938, 202584, 204786, 261671, 273048, 303876, 409572, 523342, 607752, 785013, 819144, 1046684, 1570026, 2093368, 2355039, 3140052, 4710078, 6280104, 9420156, 18840312]

約数ペア:

[(1, 18840312), (2, 9420156), (3, 6280104), (4, 4710078), (6, 3140052), (8, 2355039), (9, 2093368), (12, 1570026), (18, 1046684), (23, 819144), (24, 785013), (31, 607752), (36, 523342), (46, 409572), (62, 303876), (69, 273048), (72, 261671), (92, 204786), (93, 202584), (124, 151938), (138, 136524), (184, 102393), (186, 101292), (207, 91016), (248, 75969), (276, 68262), (279, 67528), (367, 51336), (372, 50646), (414, 45508), (552, 34131), (558, 33764), (713, 26424), (734, 25668), (744, 25323), (828, 22754), (1101, 17112), (1116, 16882), (1426, 13212), (1468, 12834), (1656, 11377), (2139, 8808), (2202, 8556), (2232, 8441), (2852, 6606), (2936, 6417), (3303, 5704), (4278, 4404)]