18048902

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:751

約数の個数: 16

約数和(自身を含む): 27540000

約数和(自身を除く): 9491098

約数列:

[1, 2, 101, 199, 202, 398, 449, 898, 20099, 40198, 45349, 89351, 90698, 178702, 9024451, 18048902]

約数ペア:

[(1, 18048902), (2, 9024451), (101, 178702), (199, 90698), (202, 89351), (398, 45349), (449, 40198), (898, 20099)]