28203076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{3221}}^1$

素因数の和:3435

約数の個数: 24

約数和(自身を含む): 54129600

約数和(自身を除く): 25926524

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 3221, 4378, 6442, 8756, 12884, 35431, 70862, 141724, 640979, 1281958, 2563916, 7050769, 14101538, 28203076]

約数ペア:

[(1, 28203076), (2, 14101538), (4, 7050769), (11, 2563916), (22, 1281958), (44, 640979), (199, 141724), (398, 70862), (796, 35431), (2189, 12884), (3221, 8756), (4378, 6442)]