20281744

素因数分解:

$2^4\times 7^1\times {\mathrm{181087}}^1$

素因数の和:181102

約数の個数: 20

約数和(自身を含む): 44909824

約数和(自身を除く): 24628080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181087, 362174, 724348, 1267609, 1448696, 2535218, 2897392, 5070436, 10140872, 20281744]

約数ペア:

[(1, 20281744), (2, 10140872), (4, 5070436), (7, 2897392), (8, 2535218), (14, 1448696), (16, 1267609), (28, 724348), (56, 362174), (112, 181087)]