20154512

素因数分解:

$2^4\times 7^1\times {\mathrm{179951}}^1$

素因数の和:179966

約数の個数: 20

約数和(自身を含む): 44628096

約数和(自身を除く): 24473584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179951, 359902, 719804, 1259657, 1439608, 2519314, 2879216, 5038628, 10077256, 20154512]

約数ペア:

[(1, 20154512), (2, 10077256), (4, 5038628), (7, 2879216), (8, 2519314), (14, 1439608), (16, 1259657), (28, 719804), (56, 359902), (112, 179951)]