19505993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 2327287

約数列:

[1, 13, 37, 107, 379, 481, 1391, 3959, 4927, 14023, 40553, 51467, 182299, 527189, 1500461, 19505993]

約数ペア:

[(1, 19505993), (13, 1500461), (37, 527189), (107, 182299), (379, 51467), (481, 40553), (1391, 14023), (3959, 4927)]