20444864

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:393

約数の個数: 56

約数和(自身を含む): 44823888

約数和(自身を除く): 24379024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 113, 176, 226, 257, 352, 452, 514, 704, 904, 1028, 1243, 1808, 2056, 2486, 2827, 3616, 4112, 4972, 5654, 7232, 8224, 9944, 11308, 16448, 19888, 22616, 29041, 39776, 45232, 58082, 79552, 90464, 116164, 180928, 232328, 319451, 464656, 638902, 929312, 1277804, 1858624, 2555608, 5111216, 10222432, 20444864]

約数ペア:

[(1, 20444864), (2, 10222432), (4, 5111216), (8, 2555608), (11, 1858624), (16, 1277804), (22, 929312), (32, 638902), (44, 464656), (64, 319451), (88, 232328), (113, 180928), (176, 116164), (226, 90464), (257, 79552), (352, 58082), (452, 45232), (514, 39776), (704, 29041), (904, 22616), (1028, 19888), (1243, 16448), (1808, 11308), (2056, 9944), (2486, 8224), (2827, 7232), (3616, 5654), (4112, 4972)]