20643808

素因数分解:

$2^5\times {\mathrm{331}}^1\times {\mathrm{1949}}^1$

素因数の和:2290

約数の個数: 24

約数和(自身を含む): 40786200

約数和(自身を除く): 20142392

約数列:

[1, 2, 4, 8, 16, 32, 331, 662, 1324, 1949, 2648, 3898, 5296, 7796, 10592, 15592, 31184, 62368, 645119, 1290238, 2580476, 5160952, 10321904, 20643808]

約数ペア:

[(1, 20643808), (2, 10321904), (4, 5160952), (8, 2580476), (16, 1290238), (32, 645119), (331, 62368), (662, 31184), (1324, 15592), (1949, 10592), (2648, 7796), (3898, 5296)]