19823675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 26151600

約数和(自身を除く): 6327925

約数列:

[1, 5, 25, 29, 37, 145, 185, 725, 739, 925, 1073, 3695, 5365, 18475, 21431, 26825, 27343, 107155, 136715, 535775, 683575, 792947, 3964735, 19823675]

約数ペア:

[(1, 19823675), (5, 3964735), (25, 792947), (29, 683575), (37, 535775), (145, 136715), (185, 107155), (725, 27343), (739, 26825), (925, 21431), (1073, 18475), (3695, 5365)]