201895964

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{397433}}^1$

素因数の和:397564

約数の個数: 12

約数和(自身を含む): 356100864

約数和(自身を除く): 154204900

約数列:

[1, 2, 4, 127, 254, 508, 397433, 794866, 1589732, 50473991, 100947982, 201895964]

約数ペア:

[(1, 201895964), (2, 100947982), (4, 50473991), (127, 1589732), (254, 794866), (508, 397433)]