12972544

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1980

約数の個数: 40

約数和(自身を含む): 27927900

約数和(自身を除く): 14955356

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 1949, 3328, 3898, 6656, 7796, 15592, 25337, 31184, 50674, 62368, 101348, 124736, 202696, 249472, 405392, 498944, 810784, 997888, 1621568, 3243136, 6486272, 12972544]

約数ペア:

[(1, 12972544), (2, 6486272), (4, 3243136), (8, 1621568), (13, 997888), (16, 810784), (26, 498944), (32, 405392), (52, 249472), (64, 202696), (104, 124736), (128, 101348), (208, 62368), (256, 50674), (416, 31184), (512, 25337), (832, 15592), (1664, 7796), (1949, 6656), (3328, 3898)]