18155984

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14737}}^1$

素因数の和:14763

約数の個数: 40

約数和(自身を含む): 43860288

約数和(自身を除く): 25704304

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 14737, 29474, 58948, 103159, 117896, 162107, 206318, 235792, 324214, 412636, 648428, 825272, 1134749, 1296856, 1650544, 2269498, 2593712, 4538996, 9077992, 18155984]

約数ペア:

[(1, 18155984), (2, 9077992), (4, 4538996), (7, 2593712), (8, 2269498), (11, 1650544), (14, 1296856), (16, 1134749), (22, 825272), (28, 648428), (44, 412636), (56, 324214), (77, 235792), (88, 206318), (112, 162107), (154, 117896), (176, 103159), (308, 58948), (616, 29474), (1232, 14737)]