18863848

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{33211}}^1$

素因数の和:33288

約数の個数: 16

約数和(自身を含む): 35868960

約数和(自身を除く): 17005112

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 33211, 66422, 132844, 265688, 2357981, 4715962, 9431924, 18863848]

約数ペア:

[(1, 18863848), (2, 9431924), (4, 4715962), (8, 2357981), (71, 265688), (142, 132844), (284, 66422), (568, 33211)]