16619993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 18609360

約数和(自身を除く): 1989367

約数列:

[1, 13, 37, 109, 317, 481, 1417, 4033, 4121, 11729, 34553, 52429, 152477, 449189, 1278461, 16619993]

約数ペア:

[(1, 16619993), (13, 1278461), (37, 449189), (109, 152477), (317, 52429), (481, 34553), (1417, 11729), (4033, 4121)]