19903425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9151}}^1$

素因数の和:9193

約数の個数: 24

約数和(自身を含む): 34045440

約数和(自身を除く): 14142015

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 9151, 27453, 45755, 137265, 228775, 265379, 686325, 796137, 1326895, 3980685, 6634475, 19903425]

約数ペア:

[(1, 19903425), (3, 6634475), (5, 3980685), (15, 1326895), (25, 796137), (29, 686325), (75, 265379), (87, 228775), (145, 137265), (435, 45755), (725, 27453), (2175, 9151)]