208545368

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{72211}}^1$

素因数の和:72255

約数の個数: 24

約数和(自身を含む): 412691580

約数和(自身を除く): 204146212

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 72211, 144422, 288844, 577688, 1372009, 2744018, 5488036, 10976072, 26068171, 52136342, 104272684, 208545368]

約数ペア:

[(1, 208545368), (2, 104272684), (4, 52136342), (8, 26068171), (19, 10976072), (38, 5488036), (76, 2744018), (152, 1372009), (361, 577688), (722, 288844), (1444, 144422), (2888, 72211)]