20918646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166021}}^1$

素因数の和:166036

約数の個数: 24

約数和(自身を含む): 51798864

約数和(自身を除く): 30880218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166021, 332042, 498063, 996126, 1162147, 1494189, 2324294, 2988378, 3486441, 6972882, 10459323, 20918646]

約数ペア:

[(1, 20918646), (2, 10459323), (3, 6972882), (6, 3486441), (7, 2988378), (9, 2324294), (14, 1494189), (18, 1162147), (21, 996126), (42, 498063), (63, 332042), (126, 166021)]