18406306

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:753

約数の個数: 16

約数和(自身を含む): 28080000

約数和(自身を除く): 9673694

約数列:

[1, 2, 103, 199, 206, 398, 449, 898, 20497, 40994, 46247, 89351, 92494, 178702, 9203153, 18406306]

約数ペア:

[(1, 18406306), (2, 9203153), (103, 178702), (199, 92494), (206, 89351), (398, 46247), (449, 40994), (898, 20497)]