18963952

素因数分解:

$2^4\times 7^1\times {\mathrm{169321}}^1$

素因数の和:169336

約数の個数: 20

約数和(自身を含む): 41991856

約数和(自身を除く): 23027904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 169321, 338642, 677284, 1185247, 1354568, 2370494, 2709136, 4740988, 9481976, 18963952]

約数ペア:

[(1, 18963952), (2, 9481976), (4, 4740988), (7, 2709136), (8, 2370494), (14, 1354568), (16, 1185247), (28, 677284), (56, 338642), (112, 169321)]