12866464

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 27592488

約数和(自身を除く): 14726024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 157, 197, 208, 314, 394, 416, 628, 788, 1256, 1576, 2041, 2512, 2561, 3152, 4082, 5024, 5122, 6304, 8164, 10244, 16328, 20488, 30929, 32656, 40976, 61858, 65312, 81952, 123716, 247432, 402077, 494864, 804154, 989728, 1608308, 3216616, 6433232, 12866464]

約数ペア:

[(1, 12866464), (2, 6433232), (4, 3216616), (8, 1608308), (13, 989728), (16, 804154), (26, 494864), (32, 402077), (52, 247432), (104, 123716), (157, 81952), (197, 65312), (208, 61858), (314, 40976), (394, 32656), (416, 30929), (628, 20488), (788, 16328), (1256, 10244), (1576, 8164), (2041, 6304), (2512, 5122), (2561, 5024), (3152, 4082)]