18589312

素因数分解:

$2^7\times 7^1\times {\mathrm{20747}}^1$

素因数の和:20768

約数の個数: 32

約数和(自身を含む): 42325920

約数和(自身を除く): 23736608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20747, 41494, 82988, 145229, 165976, 290458, 331952, 580916, 663904, 1161832, 1327808, 2323664, 2655616, 4647328, 9294656, 18589312]

約数ペア:

[(1, 18589312), (2, 9294656), (4, 4647328), (7, 2655616), (8, 2323664), (14, 1327808), (16, 1161832), (28, 663904), (32, 580916), (56, 331952), (64, 290458), (112, 165976), (128, 145229), (224, 82988), (448, 41494), (896, 20747)]