18217552

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26479}}^1$

素因数の和:26530

約数の個数: 20

約数和(自身を含む): 36118720

約数和(自身を除く): 17901168

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26479, 52958, 105916, 211832, 423664, 1138597, 2277194, 4554388, 9108776, 18217552]

約数ペア:

[(1, 18217552), (2, 9108776), (4, 4554388), (8, 2277194), (16, 1138597), (43, 423664), (86, 211832), (172, 105916), (344, 52958), (688, 26479)]