20587048

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{23609}}^1$

素因数の和:23724

約数の個数: 16

約数和(自身を含む): 38956500

約数和(自身を除く): 18369452

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 23609, 47218, 94436, 188872, 2573381, 5146762, 10293524, 20587048]

約数ペア:

[(1, 20587048), (2, 10293524), (4, 5146762), (8, 2573381), (109, 188872), (218, 94436), (436, 47218), (872, 23609)]