20503652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1117}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 38785656

約数和(自身を除く): 18282004

約数列:

[1, 2, 4, 13, 26, 52, 353, 706, 1117, 1412, 2234, 4468, 4589, 9178, 14521, 18356, 29042, 58084, 394301, 788602, 1577204, 5125913, 10251826, 20503652]

約数ペア:

[(1, 20503652), (2, 10251826), (4, 5125913), (13, 1577204), (26, 788602), (52, 394301), (353, 58084), (706, 29042), (1117, 18356), (1412, 14521), (2234, 9178), (4468, 4589)]