18556830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{68729}}^1$

素因数の和:68745

約数の個数: 32

約数和(自身を含む): 49485600

約数和(自身を除く): 30928770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 68729, 137458, 206187, 343645, 412374, 618561, 687290, 1030935, 1237122, 1855683, 2061870, 3092805, 3711366, 6185610, 9278415, 18556830]

約数ペア:

[(1, 18556830), (2, 9278415), (3, 6185610), (5, 3711366), (6, 3092805), (9, 2061870), (10, 1855683), (15, 1237122), (18, 1030935), (27, 687290), (30, 618561), (45, 412374), (54, 343645), (90, 206187), (135, 137458), (270, 68729)]