163908972

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239633}}^1$

素因数の和:239662

約数の個数: 36

約数和(自身を含む): 436133880

約数和(自身を除く): 272224908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 239633, 479266, 718899, 958532, 1437798, 2156697, 2875596, 4313394, 4553027, 8626788, 9106054, 13659081, 18212108, 27318162, 40977243, 54636324, 81954486, 163908972]

約数ペア:

[(1, 163908972), (2, 81954486), (3, 54636324), (4, 40977243), (6, 27318162), (9, 18212108), (12, 13659081), (18, 9106054), (19, 8626788), (36, 4553027), (38, 4313394), (57, 2875596), (76, 2156697), (114, 1437798), (171, 958532), (228, 718899), (342, 479266), (684, 239633)]