18839175

素因数分解:

$3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1051}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 31307520

約数和(自身を除く): 12468345

約数列:

[1, 3, 5, 15, 25, 75, 239, 717, 1051, 1195, 3153, 3585, 5255, 5975, 15765, 17925, 26275, 78825, 251189, 753567, 1255945, 3767835, 6279725, 18839175]

約数ペア:

[(1, 18839175), (3, 6279725), (5, 3767835), (15, 1255945), (25, 753567), (75, 251189), (239, 78825), (717, 26275), (1051, 17925), (1195, 15765), (3153, 5975), (3585, 5255)]