180928

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:280

約数の個数: 28

約数和(自身を含む): 393192

約数和(自身を除く): 212264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 257, 352, 514, 704, 1028, 2056, 2827, 4112, 5654, 8224, 11308, 16448, 22616, 45232, 90464, 180928]

約数ペア:

[(1, 180928), (2, 90464), (4, 45232), (8, 22616), (11, 16448), (16, 11308), (22, 8224), (32, 5654), (44, 4112), (64, 2827), (88, 2056), (176, 1028), (257, 704), (352, 514)]