16561206

素因数分解:

$2^1\times 3^3\times {\mathrm{306689}}^1$

素因数の和:306700

約数の個数: 16

約数和(自身を含む): 36802800

約数和(自身を除く): 20241594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 306689, 613378, 920067, 1840134, 2760201, 5520402, 8280603, 16561206]

約数ペア:

[(1, 16561206), (2, 8280603), (3, 5520402), (6, 2760201), (9, 1840134), (18, 920067), (27, 613378), (54, 306689)]