16645376

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 37969344

約数和(自身を除く): 21323968

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 253, 256, 257, 352, 368, 506, 514, 704, 736, 1012, 1028, 1408, 1472, 2024, 2056, 2816, 2827, 2944, 4048, 4112, 5654, 5888, 5911, 8096, 8224, 11308, 11822, 16192, 16448, 22616, 23644, 32384, 32896, 45232, 47288, 64768, 65021, 65792, 90464, 94576, 130042, 180928, 189152, 260084, 361856, 378304, 520168, 723712, 756608, 1040336, 1513216, 2080672, 4161344, 8322688, 16645376]

約数ペア:

[(1, 16645376), (2, 8322688), (4, 4161344), (8, 2080672), (11, 1513216), (16, 1040336), (22, 756608), (23, 723712), (32, 520168), (44, 378304), (46, 361856), (64, 260084), (88, 189152), (92, 180928), (128, 130042), (176, 94576), (184, 90464), (253, 65792), (256, 65021), (257, 64768), (352, 47288), (368, 45232), (506, 32896), (514, 32384), (704, 23644), (736, 22616), (1012, 16448), (1028, 16192), (1408, 11822), (1472, 11308), (2024, 8224), (2056, 8096), (2816, 5911), (2827, 5888), (2944, 5654), (4048, 4112)]