19130025

素因数分解:

$3^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{673}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 31758880

約数和(自身を除く): 12628855

約数列:

[1, 3, 5, 15, 25, 75, 379, 673, 1137, 1895, 2019, 3365, 5685, 9475, 10095, 16825, 28425, 50475, 255067, 765201, 1275335, 3826005, 6376675, 19130025]

約数ペア:

[(1, 19130025), (3, 6376675), (5, 3826005), (15, 1275335), (25, 765201), (75, 255067), (379, 50475), (673, 28425), (1137, 16825), (1895, 10095), (2019, 9475), (3365, 5685)]