19478865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6397}}^1$

素因数の和:6441

約数の個数: 32

約数和(自身を含む): 36852480

約数和(自身を除く): 17373615

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 6397, 19191, 31985, 44779, 95955, 134337, 185513, 223895, 556539, 671685, 927565, 1298591, 2782695, 3895773, 6492955, 19478865]

約数ペア:

[(1, 19478865), (3, 6492955), (5, 3895773), (7, 2782695), (15, 1298591), (21, 927565), (29, 671685), (35, 556539), (87, 223895), (105, 185513), (145, 134337), (203, 95955), (435, 44779), (609, 31985), (1015, 19191), (3045, 6397)]