19181013

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 27432000

約数和(自身を除く): 8250987

約数列:

[1, 3, 19, 57, 89, 199, 267, 361, 597, 1083, 1691, 3781, 5073, 11343, 17711, 32129, 53133, 71839, 96387, 215517, 336509, 1009527, 6393671, 19181013]

約数ペア:

[(1, 19181013), (3, 6393671), (19, 1009527), (57, 336509), (89, 215517), (199, 96387), (267, 71839), (361, 53133), (597, 32129), (1083, 17711), (1691, 11343), (3781, 5073)]