66321328

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{180221}}^1$

素因数の和:180252

約数の個数: 20

約数和(自身を含む): 134085168

約数和(自身を除く): 67763840

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 180221, 360442, 720884, 1441768, 2883536, 4145083, 8290166, 16580332, 33160664, 66321328]

約数ペア:

[(1, 66321328), (2, 33160664), (4, 16580332), (8, 8290166), (16, 4145083), (23, 2883536), (46, 1441768), (92, 720884), (184, 360442), (368, 180221)]