18320176

素因数分解:

$2^4\times 7^1\times {\mathrm{163573}}^1$

素因数の和:163588

約数の個数: 20

約数和(自身を含む): 40566352

約数和(自身を除く): 22246176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163573, 327146, 654292, 1145011, 1308584, 2290022, 2617168, 4580044, 9160088, 18320176]

約数ペア:

[(1, 18320176), (2, 9160088), (4, 4580044), (7, 2617168), (8, 2290022), (14, 1308584), (16, 1145011), (28, 654292), (56, 327146), (112, 163573)]