18987584

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3853}}^1$

素因数の和:3883

約数の個数: 56

約数和(自身を含む): 46987968

約数和(自身を除く): 28000384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 3853, 4928, 7706, 15412, 26971, 30824, 42383, 53942, 61648, 84766, 107884, 123296, 169532, 215768, 246592, 296681, 339064, 431536, 593362, 678128, 863072, 1186724, 1356256, 1726144, 2373448, 2712512, 4746896, 9493792, 18987584]

約数ペア:

[(1, 18987584), (2, 9493792), (4, 4746896), (7, 2712512), (8, 2373448), (11, 1726144), (14, 1356256), (16, 1186724), (22, 863072), (28, 678128), (32, 593362), (44, 431536), (56, 339064), (64, 296681), (77, 246592), (88, 215768), (112, 169532), (154, 123296), (176, 107884), (224, 84766), (308, 61648), (352, 53942), (448, 42383), (616, 30824), (704, 26971), (1232, 15412), (2464, 7706), (3853, 4928)]