1980015138

素因数分解:

$2^1\times 3^3\times {\mathrm{211}}^1\times {\mathrm{173777}}^1$

素因数の和:173999

約数の個数: 32

約数和(自身を含む): 4420912320

約数和(自身を除く): 2440897182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 211, 422, 633, 1266, 1899, 3798, 5697, 11394, 173777, 347554, 521331, 1042662, 1563993, 3127986, 4691979, 9383958, 36666947, 73333894, 110000841, 220001682, 330002523, 660005046, 990007569, 1980015138]

約数ペア:

[(1, 1980015138), (2, 990007569), (3, 660005046), (6, 330002523), (9, 220001682), (18, 110000841), (27, 73333894), (54, 36666947), (211, 9383958), (422, 4691979), (633, 3127986), (1266, 1563993), (1899, 1042662), (3798, 521331), (5697, 347554), (11394, 173777)]