28638874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{4159}}^1$

素因数の和:4485

約数の個数: 16

約数和(自身を含む): 47024640

約数和(自身を除く): 18385766

約数列:

[1, 2, 11, 22, 313, 626, 3443, 4159, 6886, 8318, 45749, 91498, 1301767, 2603534, 14319437, 28638874]

約数ペア:

[(1, 28638874), (2, 14319437), (11, 2603534), (22, 1301767), (313, 91498), (626, 45749), (3443, 8318), (4159, 6886)]