20555454

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{180311}}^1$

素因数の和:180335

約数の個数: 16

約数和(自身を含む): 43274880

約数和(自身を除く): 22719426

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 180311, 360622, 540933, 1081866, 3425909, 6851818, 10277727, 20555454]

約数ペア:

[(1, 20555454), (2, 10277727), (3, 6851818), (6, 3425909), (19, 1081866), (38, 540933), (57, 360622), (114, 180311)]