19081803

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1693}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 29123248

約数和(自身を除く): 10041445

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 1693, 3757, 5079, 11271, 22009, 28781, 66027, 86343, 374153, 489277, 1122459, 1467831, 6360601, 19081803]

約数ペア:

[(1, 19081803), (3, 6360601), (13, 1467831), (17, 1122459), (39, 489277), (51, 374153), (221, 86343), (289, 66027), (663, 28781), (867, 22009), (1693, 11271), (3757, 5079)]