18916938

素因数分解:

$2^1\times 3^2\times {\mathrm{761}}^1\times {\mathrm{1381}}^1$

素因数の和:2150

約数の個数: 24

約数和(自身を含む): 41070276

約数和(自身を除く): 22153338

約数列:

[1, 2, 3, 6, 9, 18, 761, 1381, 1522, 2283, 2762, 4143, 4566, 6849, 8286, 12429, 13698, 24858, 1050941, 2101882, 3152823, 6305646, 9458469, 18916938]

約数ペア:

[(1, 18916938), (2, 9458469), (3, 6305646), (6, 3152823), (9, 2101882), (18, 1050941), (761, 24858), (1381, 13698), (1522, 12429), (2283, 8286), (2762, 6849), (4143, 4566)]