19966392

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{4019}}^1$

素因数の和:4057

約数の個数: 64

約数和(自身を含む): 57888000

約数和(自身を除く): 37921608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4019, 4968, 8038, 12057, 16076, 24114, 32152, 36171, 48228, 72342, 92437, 96456, 108513, 144684, 184874, 217026, 277311, 289368, 369748, 434052, 554622, 739496, 831933, 868104, 1109244, 1663866, 2218488, 2495799, 3327732, 4991598, 6655464, 9983196, 19966392]

約数ペア:

[(1, 19966392), (2, 9983196), (3, 6655464), (4, 4991598), (6, 3327732), (8, 2495799), (9, 2218488), (12, 1663866), (18, 1109244), (23, 868104), (24, 831933), (27, 739496), (36, 554622), (46, 434052), (54, 369748), (69, 289368), (72, 277311), (92, 217026), (108, 184874), (138, 144684), (184, 108513), (207, 96456), (216, 92437), (276, 72342), (414, 48228), (552, 36171), (621, 32152), (828, 24114), (1242, 16076), (1656, 12057), (2484, 8038), (4019, 4968)]