18082784

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 19656736

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 79, 92, 158, 184, 311, 316, 368, 622, 632, 736, 1244, 1264, 1817, 2488, 2528, 3634, 4976, 7153, 7268, 9952, 14306, 14536, 24569, 28612, 29072, 49138, 57224, 58144, 98276, 114448, 196552, 228896, 393104, 565087, 786208, 1130174, 2260348, 4520696, 9041392, 18082784]

約数ペア:

[(1, 18082784), (2, 9041392), (4, 4520696), (8, 2260348), (16, 1130174), (23, 786208), (32, 565087), (46, 393104), (79, 228896), (92, 196552), (158, 114448), (184, 98276), (311, 58144), (316, 57224), (368, 49138), (622, 29072), (632, 28612), (736, 24569), (1244, 14536), (1264, 14306), (1817, 9952), (2488, 7268), (2528, 7153), (3634, 4976)]