20680024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2083}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 41638320

約数和(自身を除く): 20958296

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 2083, 2482, 4166, 4964, 8332, 9928, 16664, 35411, 70822, 141644, 152059, 283288, 304118, 608236, 1216472, 2585003, 5170006, 10340012, 20680024]

約数ペア:

[(1, 20680024), (2, 10340012), (4, 5170006), (8, 2585003), (17, 1216472), (34, 608236), (68, 304118), (73, 283288), (136, 152059), (146, 141644), (292, 70822), (584, 35411), (1241, 16664), (2083, 9928), (2482, 8332), (4166, 4964)]