189969076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 370440000

約数和(自身を除く): 180470924

約数列:

[1, 2, 4, 11, 22, 44, 89, 139, 178, 278, 349, 356, 556, 698, 979, 1396, 1529, 1958, 3058, 3839, 3916, 6116, 7678, 12371, 15356, 24742, 31061, 48511, 49484, 62122, 97022, 124244, 136081, 194044, 272162, 341671, 533621, 544324, 683342, 1067242, 1366684, 2134484, 4317479, 8634958, 17269916, 47492269, 94984538, 189969076]

約数ペア:

[(1, 189969076), (2, 94984538), (4, 47492269), (11, 17269916), (22, 8634958), (44, 4317479), (89, 2134484), (139, 1366684), (178, 1067242), (278, 683342), (349, 544324), (356, 533621), (556, 341671), (698, 272162), (979, 194044), (1396, 136081), (1529, 124244), (1958, 97022), (3058, 62122), (3839, 49484), (3916, 48511), (6116, 31061), (7678, 24742), (12371, 15356)]