2109952

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:348

約数の個数: 40

約数和(自身を含む): 4554396

約数和(自身を除く): 2444444

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 317, 416, 512, 634, 832, 1268, 1664, 2536, 3328, 4121, 5072, 6656, 8242, 10144, 16484, 20288, 32968, 40576, 65936, 81152, 131872, 162304, 263744, 527488, 1054976, 2109952]

約数ペア:

[(1, 2109952), (2, 1054976), (4, 527488), (8, 263744), (13, 162304), (16, 131872), (26, 81152), (32, 65936), (52, 40576), (64, 32968), (104, 20288), (128, 16484), (208, 10144), (256, 8242), (317, 6656), (416, 5072), (512, 4121), (634, 3328), (832, 2536), (1268, 1664)]