16987916

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{35099}}^1$

素因数の和:35125

約数の個数: 18

約数和(自身を含む): 32678100

約数和(自身を除く): 15690184

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 35099, 70198, 140396, 386089, 772178, 1544356, 4246979, 8493958, 16987916]

約数ペア:

[(1, 16987916), (2, 8493958), (4, 4246979), (11, 1544356), (22, 772178), (44, 386089), (121, 140396), (242, 70198), (484, 35099)]