19812042

素因数分解:

$2^1\times 3^2\times {\mathrm{199}}^1\times {\mathrm{5531}}^1$

素因数の和:5738

約数の個数: 24

約数和(自身を含む): 43149600

約数和(自身を除く): 23337558

約数列:

[1, 2, 3, 6, 9, 18, 199, 398, 597, 1194, 1791, 3582, 5531, 11062, 16593, 33186, 49779, 99558, 1100669, 2201338, 3302007, 6604014, 9906021, 19812042]

約数ペア:

[(1, 19812042), (2, 9906021), (3, 6604014), (6, 3302007), (9, 2201338), (18, 1100669), (199, 99558), (398, 49779), (597, 33186), (1194, 16593), (1791, 11062), (3582, 5531)]