20145918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15193}}^1$

素因数の和:15228

約数の個数: 32

約数和(自身を含む): 45946656

約数和(自身を除く): 25800738

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15193, 30386, 45579, 91158, 197509, 258281, 395018, 516562, 592527, 774843, 1185054, 1549686, 3357653, 6715306, 10072959, 20145918]

約数ペア:

[(1, 20145918), (2, 10072959), (3, 6715306), (6, 3357653), (13, 1549686), (17, 1185054), (26, 774843), (34, 592527), (39, 516562), (51, 395018), (78, 258281), (102, 197509), (221, 91158), (442, 45579), (663, 30386), (1326, 15193)]