19660394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 13434262

約数列:

[1, 2, 13, 26, 37, 74, 107, 191, 214, 382, 481, 962, 1391, 2483, 2782, 3959, 4966, 7067, 7918, 14134, 20437, 40874, 51467, 91871, 102934, 183742, 265681, 531362, 756169, 1512338, 9830197, 19660394]

約数ペア:

[(1, 19660394), (2, 9830197), (13, 1512338), (26, 756169), (37, 531362), (74, 265681), (107, 183742), (191, 102934), (214, 91871), (382, 51467), (481, 40874), (962, 20437), (1391, 14134), (2483, 7918), (2782, 7067), (3959, 4966)]