2109138736

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{419}}^1\times {\mathrm{1597}}^1$

素因数の和:2221

約数の個数: 40

約数和(自身を含む): 4119580080

約数和(自身を除く): 2010441344

約数列:

[1, 2, 4, 8, 16, 197, 394, 419, 788, 838, 1576, 1597, 1676, 3152, 3194, 3352, 6388, 6704, 12776, 25552, 82543, 165086, 314609, 330172, 629218, 660344, 669143, 1258436, 1320688, 1338286, 2516872, 2676572, 5033744, 5353144, 10706288, 131821171, 263642342, 527284684, 1054569368, 2109138736]

約数ペア:

[(1, 2109138736), (2, 1054569368), (4, 527284684), (8, 263642342), (16, 131821171), (197, 10706288), (394, 5353144), (419, 5033744), (788, 2676572), (838, 2516872), (1576, 1338286), (1597, 1320688), (1676, 1258436), (3152, 669143), (3194, 660344), (3352, 629218), (6388, 330172), (6704, 314609), (12776, 165086), (25552, 82543)]