204771256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{7643}}^1$

素因数の和:7863

約数の個数: 32

約数和(自身を含む): 408648240

約数和(自身を除く): 203876984

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1576, 3349, 6698, 7643, 13396, 15286, 26792, 30572, 61144, 129931, 259862, 519724, 1039448, 1505671, 3011342, 6022684, 12045368, 25596407, 51192814, 102385628, 204771256]

約数ペア:

[(1, 204771256), (2, 102385628), (4, 51192814), (8, 25596407), (17, 12045368), (34, 6022684), (68, 3011342), (136, 1505671), (197, 1039448), (394, 519724), (788, 259862), (1576, 129931), (3349, 61144), (6698, 30572), (7643, 26792), (13396, 15286)]