18734128

素因数分解:

$2^4\times 7^1\times {\mathrm{167269}}^1$

素因数の和:167284

約数の個数: 20

約数和(自身を含む): 41482960

約数和(自身を除く): 22748832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167269, 334538, 669076, 1170883, 1338152, 2341766, 2676304, 4683532, 9367064, 18734128]

約数ペア:

[(1, 18734128), (2, 9367064), (4, 4683532), (7, 2676304), (8, 2341766), (14, 1338152), (16, 1170883), (28, 669076), (56, 334538), (112, 167269)]