18175136

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2037

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 23737504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 1979, 2296, 3958, 4592, 7916, 9184, 13853, 15832, 27706, 31664, 55412, 63328, 81139, 110824, 162278, 221648, 324556, 443296, 567973, 649112, 1135946, 1298224, 2271892, 2596448, 4543784, 9087568, 18175136]

約数ペア:

[(1, 18175136), (2, 9087568), (4, 4543784), (7, 2596448), (8, 2271892), (14, 1298224), (16, 1135946), (28, 649112), (32, 567973), (41, 443296), (56, 324556), (82, 221648), (112, 162278), (164, 110824), (224, 81139), (287, 63328), (328, 55412), (574, 31664), (656, 27706), (1148, 15832), (1312, 13853), (1979, 9184), (2296, 7916), (3958, 4592)]