18149744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1337

約数の個数: 40

約数和(自身を含む): 37966320

約数和(自身を除く): 19816576

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1259, 1802, 2518, 3604, 5036, 7208, 10072, 14416, 20144, 21403, 42806, 66727, 85612, 133454, 171224, 266908, 342448, 533816, 1067632, 1134359, 2268718, 4537436, 9074872, 18149744]

約数ペア:

[(1, 18149744), (2, 9074872), (4, 4537436), (8, 2268718), (16, 1134359), (17, 1067632), (34, 533816), (53, 342448), (68, 266908), (106, 171224), (136, 133454), (212, 85612), (272, 66727), (424, 42806), (848, 21403), (901, 20144), (1259, 14416), (1802, 10072), (2518, 7208), (3604, 5036)]