218970352

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{107761}}^1$

素因数の和:107896

約数の個数: 20

約数和(自身を含む): 427599616

約数和(自身を除く): 208629264

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 107761, 215522, 431044, 862088, 1724176, 13685647, 27371294, 54742588, 109485176, 218970352]

約数ペア:

[(1, 218970352), (2, 109485176), (4, 54742588), (8, 27371294), (16, 13685647), (127, 1724176), (254, 862088), (508, 431044), (1016, 215522), (2032, 107761)]