16820751

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{563}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 23498496

約数和(自身を除く): 6677745

約数列:

[1, 3, 23, 69, 433, 563, 1299, 1689, 9959, 12949, 29877, 38847, 243779, 731337, 5606917, 16820751]

約数ペア:

[(1, 16820751), (3, 5606917), (23, 731337), (69, 243779), (433, 38847), (563, 29877), (1299, 12949), (1689, 9959)]