18689348

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 33700128

約数和(自身を除く): 15010780

約数列:

[1, 2, 4, 43, 86, 172, 193, 386, 563, 772, 1126, 2252, 8299, 16598, 24209, 33196, 48418, 96836, 108659, 217318, 434636, 4672337, 9344674, 18689348]

約数ペア:

[(1, 18689348), (2, 9344674), (4, 4672337), (43, 434636), (86, 217318), (172, 108659), (193, 96836), (386, 48418), (563, 33196), (772, 24209), (1126, 16598), (2252, 8299)]