19487919357

素因数分解:

$3^5\times {\mathrm{199}}^1\times {\mathrm{403001}}^1$

素因数の和:403215

約数の個数: 24

約数和(自身を含む): 29338545600

約数和(自身を除く): 9850626243

約数列:

[1, 3, 9, 27, 81, 199, 243, 597, 1791, 5373, 16119, 48357, 403001, 1209003, 3627009, 10881027, 32643081, 80197199, 97929243, 240591597, 721774791, 2165324373, 6495973119, 19487919357]

約数ペア:

[(1, 19487919357), (3, 6495973119), (9, 2165324373), (27, 721774791), (81, 240591597), (199, 97929243), (243, 80197199), (597, 32643081), (1791, 10881027), (5373, 3627009), (16119, 1209003), (48357, 403001)]