15964984

素因数分解:

$2^3\times 7^2\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 35191800

約数和(自身を除く): 19226816

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 139, 196, 278, 293, 392, 556, 586, 973, 1112, 1172, 1946, 2051, 2344, 3892, 4102, 6811, 7784, 8204, 13622, 14357, 16408, 27244, 28714, 40727, 54488, 57428, 81454, 114856, 162908, 285089, 325816, 570178, 1140356, 1995623, 2280712, 3991246, 7982492, 15964984]

約数ペア:

[(1, 15964984), (2, 7982492), (4, 3991246), (7, 2280712), (8, 1995623), (14, 1140356), (28, 570178), (49, 325816), (56, 285089), (98, 162908), (139, 114856), (196, 81454), (278, 57428), (293, 54488), (392, 40727), (556, 28714), (586, 27244), (973, 16408), (1112, 14357), (1172, 13622), (1946, 8204), (2051, 7784), (2344, 6811), (3892, 4102)]