8642656

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 19027008

約数和(自身を除く): 10384352

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 571, 688, 946, 1142, 1376, 1892, 2284, 3784, 4568, 6281, 7568, 9136, 12562, 15136, 18272, 24553, 25124, 49106, 50248, 98212, 100496, 196424, 200992, 270083, 392848, 540166, 785696, 1080332, 2160664, 4321328, 8642656]

約数ペア:

[(1, 8642656), (2, 4321328), (4, 2160664), (8, 1080332), (11, 785696), (16, 540166), (22, 392848), (32, 270083), (43, 200992), (44, 196424), (86, 100496), (88, 98212), (172, 50248), (176, 49106), (344, 25124), (352, 24553), (473, 18272), (571, 15136), (688, 12562), (946, 9136), (1142, 7568), (1376, 6281), (1892, 4568), (2284, 3784)]