19364896

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 40388544

約数和(自身を除く): 21023648

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 83, 92, 166, 184, 317, 332, 368, 634, 664, 736, 1268, 1328, 1909, 2536, 2656, 3818, 5072, 7291, 7636, 10144, 14582, 15272, 26311, 29164, 30544, 52622, 58328, 61088, 105244, 116656, 210488, 233312, 420976, 605153, 841952, 1210306, 2420612, 4841224, 9682448, 19364896]

約数ペア:

[(1, 19364896), (2, 9682448), (4, 4841224), (8, 2420612), (16, 1210306), (23, 841952), (32, 605153), (46, 420976), (83, 233312), (92, 210488), (166, 116656), (184, 105244), (317, 61088), (332, 58328), (368, 52622), (634, 30544), (664, 29164), (736, 26311), (1268, 15272), (1328, 14582), (1909, 10144), (2536, 7636), (2656, 7291), (3818, 5072)]