123824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 20

約数和(自身を含む): 245520

約数和(自身を除く): 121696

約数列:

[1, 2, 4, 8, 16, 71, 109, 142, 218, 284, 436, 568, 872, 1136, 1744, 7739, 15478, 30956, 61912, 123824]

約数ペア:

[(1, 123824), (2, 61912), (4, 30956), (8, 15478), (16, 7739), (71, 1744), (109, 1136), (142, 872), (218, 568), (284, 436)]