19799025

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9103}}^1$

素因数の和:9145

約数の個数: 24

約数和(自身を含む): 33866880

約数和(自身を除く): 14067855

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 9103, 27309, 45515, 136545, 227575, 263987, 682725, 791961, 1319935, 3959805, 6599675, 19799025]

約数ペア:

[(1, 19799025), (3, 6599675), (5, 3959805), (15, 1319935), (25, 791961), (29, 682725), (75, 263987), (87, 227575), (145, 136545), (435, 45515), (725, 27309), (2175, 9103)]