201924628

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139837}}^1$

素因数の和:139879

約数の個数: 18

約数和(自身を含む): 372947946

約数和(自身を除く): 171023318

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139837, 279674, 559348, 2656903, 5313806, 10627612, 50481157, 100962314, 201924628]

約数ペア:

[(1, 201924628), (2, 100962314), (4, 50481157), (19, 10627612), (38, 5313806), (76, 2656903), (361, 559348), (722, 279674), (1444, 139837)]