16381984

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 33868800

約数和(自身を除く): 17486816

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 127, 139, 232, 254, 278, 464, 508, 556, 928, 1016, 1112, 2032, 2224, 3683, 4031, 4064, 4448, 7366, 8062, 14732, 16124, 17653, 29464, 32248, 35306, 58928, 64496, 70612, 117856, 128992, 141224, 282448, 511937, 564896, 1023874, 2047748, 4095496, 8190992, 16381984]

約数ペア:

[(1, 16381984), (2, 8190992), (4, 4095496), (8, 2047748), (16, 1023874), (29, 564896), (32, 511937), (58, 282448), (116, 141224), (127, 128992), (139, 117856), (232, 70612), (254, 64496), (278, 58928), (464, 35306), (508, 32248), (556, 29464), (928, 17653), (1016, 16124), (1112, 14732), (2032, 8062), (2224, 7366), (3683, 4448), (4031, 4064)]