19519180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42433}}^1$

素因数の和:42465

約数の個数: 24

約数和(自身を含む): 42773472

約数和(自身を除く): 23254292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42433, 84866, 169732, 212165, 424330, 848660, 975959, 1951918, 3903836, 4879795, 9759590, 19519180]

約数ペア:

[(1, 19519180), (2, 9759590), (4, 4879795), (5, 3903836), (10, 1951918), (20, 975959), (23, 848660), (46, 424330), (92, 212165), (115, 169732), (230, 84866), (460, 42433)]