18970218

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{14437}}^1$

素因数の和:14518

約数の個数: 24

約数和(自身を含む): 41668068

約数和(自身を除く): 22697850

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 14437, 28874, 43311, 86622, 129933, 259866, 1053901, 2107802, 3161703, 6323406, 9485109, 18970218]

約数ペア:

[(1, 18970218), (2, 9485109), (3, 6323406), (6, 3161703), (9, 2107802), (18, 1053901), (73, 259866), (146, 129933), (219, 86622), (438, 43311), (657, 28874), (1314, 14437)]