18090448

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{66509}}^1$

素因数の和:66534

約数の個数: 20

約数和(自身を含む): 37112580

約数和(自身を除く): 19022132

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 66509, 133018, 266036, 532072, 1064144, 1130653, 2261306, 4522612, 9045224, 18090448]

約数ペア:

[(1, 18090448), (2, 9045224), (4, 4522612), (8, 2261306), (16, 1130653), (17, 1064144), (34, 532072), (68, 266036), (136, 133018), (272, 66509)]