2167888

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 4517568

約数和(自身を除く): 2349680

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 137, 172, 184, 274, 344, 368, 548, 688, 989, 1096, 1978, 2192, 3151, 3956, 5891, 6302, 7912, 11782, 12604, 15824, 23564, 25208, 47128, 50416, 94256, 135493, 270986, 541972, 1083944, 2167888]

約数ペア:

[(1, 2167888), (2, 1083944), (4, 541972), (8, 270986), (16, 135493), (23, 94256), (43, 50416), (46, 47128), (86, 25208), (92, 23564), (137, 15824), (172, 12604), (184, 11782), (274, 7912), (344, 6302), (368, 5891), (548, 3956), (688, 3151), (989, 2192), (1096, 1978)]