18430728

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 48608640

約数和(自身を除く): 30177912

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 173, 184, 193, 276, 346, 386, 519, 552, 579, 692, 772, 1038, 1158, 1384, 1544, 2076, 2316, 3979, 4152, 4439, 4632, 7958, 8878, 11937, 13317, 15916, 17756, 23874, 26634, 31832, 33389, 35512, 47748, 53268, 66778, 95496, 100167, 106536, 133556, 200334, 267112, 400668, 767947, 801336, 1535894, 2303841, 3071788, 4607682, 6143576, 9215364, 18430728]

約数ペア:

[(1, 18430728), (2, 9215364), (3, 6143576), (4, 4607682), (6, 3071788), (8, 2303841), (12, 1535894), (23, 801336), (24, 767947), (46, 400668), (69, 267112), (92, 200334), (138, 133556), (173, 106536), (184, 100167), (193, 95496), (276, 66778), (346, 53268), (386, 47748), (519, 35512), (552, 33389), (579, 31832), (692, 26634), (772, 23874), (1038, 17756), (1158, 15916), (1384, 13317), (1544, 11937), (2076, 8878), (2316, 7958), (3979, 4632), (4152, 4439)]