19985055

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70123}}^1$

素因数の和:70150

約数の個数: 16

約数和(自身を含む): 33659520

約数和(自身を除く): 13674465

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 70123, 210369, 350615, 1051845, 1332337, 3997011, 6661685, 19985055]

約数ペア:

[(1, 19985055), (3, 6661685), (5, 3997011), (15, 1332337), (19, 1051845), (57, 350615), (95, 210369), (285, 70123)]