20542984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33349}}^1$

素因数の和:33373

約数の個数: 32

約数和(自身を含む): 48024000

約数和(自身を除く): 27481016

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33349, 66698, 133396, 233443, 266792, 366839, 466886, 733678, 933772, 1467356, 1867544, 2567873, 2934712, 5135746, 10271492, 20542984]

約数ペア:

[(1, 20542984), (2, 10271492), (4, 5135746), (7, 2934712), (8, 2567873), (11, 1867544), (14, 1467356), (22, 933772), (28, 733678), (44, 466886), (56, 366839), (77, 266792), (88, 233443), (154, 133396), (308, 66698), (616, 33349)]