16280236

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 33868800

約数和(自身を除く): 17588564

約数列:

[1, 2, 4, 7, 14, 28, 47, 89, 94, 139, 178, 188, 278, 329, 356, 556, 623, 658, 973, 1246, 1316, 1946, 2492, 3892, 4183, 6533, 8366, 12371, 13066, 16732, 24742, 26132, 29281, 45731, 49484, 58562, 86597, 91462, 117124, 173194, 182924, 346388, 581437, 1162874, 2325748, 4070059, 8140118, 16280236]

約数ペア:

[(1, 16280236), (2, 8140118), (4, 4070059), (7, 2325748), (14, 1162874), (28, 581437), (47, 346388), (89, 182924), (94, 173194), (139, 117124), (178, 91462), (188, 86597), (278, 58562), (329, 49484), (356, 45731), (556, 29281), (623, 26132), (658, 24742), (973, 16732), (1246, 13066), (1316, 12371), (1946, 8366), (2492, 6533), (3892, 4183)]