16439788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1087}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 30464000

約数和(自身を除く): 14024212

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 1087, 2174, 3781, 4348, 7562, 15124, 20653, 41306, 82612, 216313, 432626, 865252, 4109947, 8219894, 16439788]

約数ペア:

[(1, 16439788), (2, 8219894), (4, 4109947), (19, 865252), (38, 432626), (76, 216313), (199, 82612), (398, 41306), (796, 20653), (1087, 15124), (2174, 7562), (3781, 4348)]