16980872

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{49363}}^1$

素因数の和:49412

約数の個数: 16

約数和(自身を含む): 32580240

約数和(自身を除く): 15599368

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 49363, 98726, 197452, 394904, 2122609, 4245218, 8490436, 16980872]

約数ペア:

[(1, 16980872), (2, 8490436), (4, 4245218), (8, 2122609), (43, 394904), (86, 197452), (172, 98726), (344, 49363)]