18797276

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{11719}}^1$

素因数の和:12124

約数の個数: 12

約数和(自身を含む): 32980080

約数和(自身を除く): 14182804

約数列:

[1, 2, 4, 401, 802, 1604, 11719, 23438, 46876, 4699319, 9398638, 18797276]

約数ペア:

[(1, 18797276), (2, 9398638), (4, 4699319), (401, 46876), (802, 23438), (1604, 11719)]